SAT High-Yield Word Bank
These words appear frequently across science, history, literature, and social science passages on the Digital SAT. Use the real-time search and domain filters below to master their exact nuances, synonyms, antonyms, and exam context.
Word Bank
Showing 175 of 175 official SAT words
Mitigate
verbRhetoric & Logichigh-yieldTo make less severe, serious, or painful; to lessen or alleviate.
"The city planted thousands of mangrove trees along the coast to mitigate hurricane storm surge damage."
High-frequency in environmental science and public policy passages where an intervention reduces a negative outcome.
Think "gate" closing against a flood to lessen its impact.
Exacerbate
verbRhetoric & Logichigh-yieldTo make a problem, bad situation, or negative feeling worse.
"Cutting the municipal transit budget only exacerbated the city’s severe rush-hour traffic congestion."
Frequently appears as the contrasting trap choice opposite "mitigate" or "ameliorate".
Ex- + acer (sharp/harsh) = making things extra sharp and painful.
Corroborate
verbAcademic Discoursehigh-yieldTo confirm or give support to a statement, theory, or finding with evidence.
"Independent archaeological excavations in Crete corroborated the historian’s hypothesis about Bronze Age trade routes."
Extremely high-yield in Command of Evidence questions when evaluating whether a finding supports a claim.
Co- (together) + robor (robust/strong) = making a claim strong together with proof.
Undermine
verbAcademic Discoursehigh-yieldTo erode the base or foundation of; to weaken or sabotage insidiously.
"Subsequent experimental trials undermined the initial claim that the catalyst was effective at room temperature."
The primary term used in questions asking which finding would weaken a researcher’s thesis.
Digging under a mine / foundation makes the structure collapse.
Bolster
verbAcademic Discoursehigh-yieldTo support, strengthen, or prop up.
"The discovery of fossilized pollen grains bolstered the theory that the valley was once a lush subtropical wetland."
Often tested as a positive support verb in Reading & Writing synthesis and evidence questions.
A bolster pillow props up your head; evidence bolsters an argument.
Anomalous
adjectiveScience & Naturehigh-yieldDeviating from what is standard, normal, or expected; irregular.
"Astronomers discovered an anomalous radio pulse emanating from a distant galaxy that defied standard stellar models."
Common in science passages when researchers encounter unexpected data outliers.
A (not) + nomalos (normal) = abnormal or anomalous.
Ephemeral
adjectiveLiterature & Humanitieshigh-yieldLasting for a very short time; transitory or fleeting.
"Desert wildflowers produce an ephemeral bloom that vanishes within days of the seasonal rains ending."
Appears in humanities and literary passages discussing brief phenomena or fleeting human emotions.
Ephemera are paper items like concert tickets meant to last for only one day.
Superfluous
adjectiveRhetoric & Logichigh-yieldExceeding what is sufficient or required; unnecessary and excessive.
"The editor removed several superfluous adjectives from the manuscript to sharpen the author’s prose."
Frequent in Expression of Ideas and conciseness questions where redundant words must be eliminated.
Super (over) + fluous (flowing) = overflowing beyond what is needed.
Ameliorate
verbHistory & Social Studieshigh-yieldTo make something bad, inadequate, or unsatisfactory better.
"Reforms in the judicial code were enacted to ameliorate the harsh conditions facing impoverished defendants."
Often used in history passages discussing social, political, or economic reforms.
Sounds like "a meal you ate" when starving, which made life much better.
Pernicious
adjectiveHistory & Social StudiesadvancedHaving a harmful effect, especially in a gradual, subtle, or insidious way.
"The unchecked spread of misinformation exerted a pernicious influence on democratic decision-making."
Used in sociopolitical passages describing hidden or long-term structural decay.
Sounds like "poisonous" — causing slow and sneaky destruction.
Equivocal
adjectiveRhetoric & Logichigh-yieldOpen to more than one interpretation; ambiguous or deliberately misleading.
"The research team gave an equivocal response when pressed on whether the initial data had been peer-reviewed."
Appears in tone questions to describe non-definitive, evasive, or cautious viewpoints.
Equi (equal) + vocal (voice) = speaking with two opposing voices at once.
Alacrity
nounLiterature & HumanitiesadvancedBrisk, eager, and cheerful readiness.
"The junior scientist accepted the invitation to join the Antarctic expedition with unmistakable alacrity."
Used in literary narratives to describe characters acting with enthusiastic speed.
Sounds like "electricity" — full of fast and eager energy.
Parsimonious
adjectiveLiterature & HumanitiesadvancedExtremely frugal or stingy; unwilling to spend money or use resources.
"Despite accumulating immense wealth, the merchant maintained a parsimonious household devoid of luxury."
Common in 19th-century prose passages characterizing thrifty or greedy individuals.
Think "pass money? NO!" — refusing to spend money.
Ambivalent
adjectiveLiterature & HumanitiesfoundationalHaving mixed feelings or contradictory ideas about something or someone.
"The protagonist felt ambivalent about leaving her ancestral village for the bustling capital."
Crucial for tone and author-stance questions when a text weighs both merits and flaws.
Ambi- (both) + valent (values) = holding two opposite values simultaneously.
Pragmatic
adjectiveAcademic DiscoursefoundationalDealing with things sensibly and realistically based on practical rather than theoretical considerations.
"Rather than pursuing ideological purity, the governor adopted a pragmatic compromise on infrastructure funding."
Used in political and policy passages to praise realistic problem-solving.
Pragmatic rhymes with automatic — dealing practically with things as they are.
Quixotic
adjectiveLiterature & HumanitiesadvancedExceedingly idealistic, unrealistic, and impractical.
"Building a trans-Saharan railway powered solely by sails was dismissed by engineers as a quixotic fantasy."
Often contrasts with "pragmatic" or "calculating" in passage paired comparisons.
Named after Don Quixote, who tilted at windmills imagining they were giants.
Sycophant
nounLiterature & HumanitiesadvancedA person who acts obsequiously toward someone important in order to gain advantage; a flatterer.
"Surrounded by sycophants who never challenged his decrees, the monarch grew isolated from the reality of his kingdom."
Found in historical and literary texts describing royal courts or political hierarchies.
Think "suck-up elephant" flattering everyone in charge.
Incongruous
adjectiveLiterature & Humanitieshigh-yieldNot in harmony or keeping with the surroundings or other aspects of something; out of place.
"The neon skyscraper felt incongruous amid the preserved 17th-century cobblestone alleys of the old quarter."
Tested in narrative and descriptive passages evaluating setting and mood.
In- (not) + congruous (matching) = not fitting in together.
Prosaic
adjectiveLiterature & HumanitiesadvancedHaving the style or diction of prose; lacking poetic beauty; commonplace or dull.
"While the tourist brochure promised breathtaking grandeur, the traveler found only prosaic suburban sprawl."
Appears in aesthetic reviews and literary critiques to describe uninspired execution.
Prosaic sounds like prose — straightforward and lacking poetry.
Lucid
adjectiveAcademic DiscoursefoundationalExpressed clearly; easy to understand; fully intelligible.
"The physicist gave a remarkably lucid explanation of quantum entanglement to the audience of high school students."
Used in informational passages to praise clear exposition and lucid arguments.
Luc- means light; lucid writing shines light on complex topics.
Ubiquitous
adjectiveScience & Naturehigh-yieldPresent, appearing, or found everywhere simultaneously.
"Microplastics have become ubiquitous in marine environments, found from coastal estuaries to the Mariana Trench."
Frequent in biology and environmental passages discussing widely distributed organisms or pollutants.
U-bi-quitous = you be quite everywhere!
Precipitate
verbScience & Naturehigh-yieldTo cause an event or situation (typically bad or undesirable) to happen suddenly, unexpectedly, or prematurely.
"A sudden drop in sea surface temperatures precipitated the collapse of the coastal anchovy fishery."
SAT tests the secondary figurative meaning (cause to happen) more than the chemical meaning.
Rain precipitates quickly from clouds; an action precipitates a sudden reaction.
Spurious
adjectiveRhetoric & Logichigh-yieldNot being what it purports to be; false, counterfeit, or misleading.
"Statisticians warned that the observed correlation between ice cream sales and shark attacks was completely spurious."
Very high-frequency in data analysis and scientific reasoning passages evaluating false correlations.
Spurious sounds like furious — fake facts make honest researchers furious.
Specious
adjectiveRhetoric & LogicadvancedSuperficially plausible, but actually wrong or misleading.
"The lobbyist presented a specious argument claiming that industrial effluent had no negative impact on groundwater."
Often used in critique of flawed research designs or logical fallacies in opposing claims.
Looks "spacious" and pretty on the outside, but is empty and deceptive inside.
Dichotomy
nounAcademic Discoursehigh-yieldA division or contrast between two things that are represented as being opposed or entirely different.
"The philosopher challenged the false dichotomy between pure scientific inquiry and moral responsibility."
Used in passages dissecting complex debates that resist simple either/or categorization.
Dicho- (two) + tomy (cut) = cut into two opposing sides.
Proliferate
verbScience & NaturefoundationalTo increase rapidly in numbers; multiply.
"When natural predators were removed, the deer population proliferated beyond the forest’s carrying capacity."
Standard terminology in ecology, cell biology, and technological adoption passages.
Life "pro-life-rates" when organisms reproduce rapidly.
Burgeon
verbScience & Naturehigh-yieldTo begin to grow or increase rapidly; flourish.
"The burgeoning renewable energy sector created thousands of skilled manufacturing jobs across the region."
Used across economic growth and biological expansion contexts on the SAT.
Burgeon sounds like "burger-on" = getting bigger and growing fast!
Nuance
nounLiterature & HumanitiesfoundationalA subtle difference in or shade of meaning, expression, or sound.
"The translator preserved the subtle nuances of the 18th-century French court dialogue without modern slang."
Frequently appears in passage critique and literary commentary questions.
Nu-ance = a "new inch" or tiny subtle variation.
Tenacious
adjectiveLiterature & HumanitiesfoundationalTending to keep a firm hold of something; clinging or adhering closely; persistent.
"Through tenacious dedication to field research, Goodall documented chimpanzee tool use for the first time."
Common in biographical and historical passages celebrating trailblazing scientists.
Tenacious like a "tennis" player fighting for every single point.
Divergent
adjectiveScience & NaturefoundationalTending to be different or develop in different directions.
"The two geological models yielded divergent predictions regarding the magnitude of future tectonic shifts."
Often paired against "convergent" when analyzing competing hypotheses.
Di- (two) + verge (turn) = turning in two different directions.
Concomitant
adjectiveScience & NatureadvancedNaturally accompanying or associated with something else.
"Rapid urbanization without concomitant investments in water infrastructure led to severe regional shortages."
Common in sociology and economic passages tracking side-by-side developments.
Con- (with) + come = things that come along with something else.
Insular
adjectiveHistory & Social Studieshigh-yieldIgnorant of or uninterested in cultures, ideas, or peoples outside one’s own experience; narrow-minded.
"The island community’s insular traditions shielded it from foreign influences for several generations."
Appears in historical and cultural analyses comparing cosmopolitan vs isolated societies.
Insula is Latin for island; living on an island keeps you isolated.
Cosmopolitan
adjectiveHistory & Social Studieshigh-yieldFamiliar with and at ease in many different countries and cultures; worldly.
"Alexandria was a cosmopolitan hub where Greek, Egyptian, and Persian scholars exchanged astronomical records."
The direct conceptual antonym to "insular" and "provincial".
Cosmo (universe/world) + polites (citizen) = citizen of the whole world.
Paradoxical
adjectiveAcademic DiscoursefoundationalSeemingly contradictory or absurd, but in reality expressing a possible truth.
"It is paradoxical that increased road construction often results in worse overall traffic congestion."
Standard in passages that present surprising empirical findings (e.g., Braess’s Paradox).
Para (beyond) + doxa (belief) = beyond ordinary belief.
Salient
adjectiveAcademic Discoursehigh-yieldMost noticeable or important; prominent.
"The most salient finding of the sociological study was the direct correlation between early literacy and income."
Used to highlight primary themes, findings, or claims in reading synthesis questions.
Salient leaps out at you like a "sail" in open water.
Pivotal
adjectiveHistory & Social StudiesfoundationalOf crucial importance in relation to the development or success of something else.
"The Battle of Midway proved to be the pivotal turning point in the Pacific theater of World War II."
Standard in history passages assessing causes and critical turning points.
A pivot is the central point everything turns on.
Spearhead
verbHistory & Social StudiesfoundationalTo lead an attack, movement, or initiative.
"Dr. Carson spearheaded the national campaign to eradicate lead additives from commercial gasoline."
Tests figurative understanding of leadership in historical and civic reform passages.
The tip of the spear leads the entire strike.
Pervasive
adjectiveHistory & Social Studieshigh-yieldSpreading widely throughout an area or a group of people, especially an unwelcome influence.
"The pervasive influence of advertising shaped consumer dietary preferences across the continent."
Describes widespread societal patterns or environmental distribution.
Pervasive permeates everywhere.
Intractable
adjectiveRhetoric & LogicadvancedHard to control, deal with, or solve; stubborn.
"Eradicating the invasive weed proved an intractable challenge despite repeated chemical and biological countermeasures."
Used when describing chronic, stubborn problems in science or public policy.
In- (not) + tractable (pullable/manageable) = impossible to manage or move.
Tractable
adjectiveRhetoric & Logichigh-yieldEasy to control, manage, or influence.
"Once the problem was broken into smaller mathematical sub-proofs, it became far more tractable."
Direct antonym to intractable; applied to both people and abstract equations.
A tractor easily pulls and manages tractable materials.
Delineate
verbAcademic Discoursehigh-yieldTo describe or portray something precisely; to indicate the exact position of a border or boundary.
"The treaty clearly delineated the maritime borders between the two neighboring coastal republics."
Common in questions asking how an author structures or outlines their argument.
De- + line = drawing precise lines around an idea.
Demarcate
verbAcademic DiscourseadvancedTo set the boundaries or limits of; to distinguish clearly.
"Visible morphological features demarcate the two closely related subspecies of finches."
Often found in biological taxonomy and geography passages.
De-mark = marking the exact boundaries.
Substantiate
verbAcademic Discoursehigh-yieldTo provide evidence to support or prove the truth of something.
"The climatologists gathered ice core samples to substantiate their predictive models of historical temperature fluctuations."
The gold standard evidence verb across all SAT Reading modules.
Giving substance (real proof) to an idea.
Refute
verbAcademic DiscoursefoundationalTo prove a statement or theory to be wrong or false; disprove.
"Careful genetic sequencing refuted the long-held assumption that the birds belonged to the same lineage."
Direct opposite of substantiate and corroborate.
Re- + fute (strike down) = knocking down a false claim.
Repudiate
verbHistory & Social StudiesadvancedTo refuse to accept or be associated with; to deny the truth or validity of.
"The new administration repudiated the secret agreements forged by the previous autocratic regime."
Found in historical speeches and political doctrine analyses.
Re- + pud (shame/reject) = pushing away with refusal.
Disingenuous
adjectiveRhetoric & Logichigh-yieldNot candid or sincere, typically by pretending that one knows less about something than one really does.
"The spokesperson’s claim of ignorance was disingenuous given the internal memos uncovered during the investigation."
Key term in assessing rhetorical dishonesty or author skepticism.
Dis- (not) + genuine = not genuine or honest.
Ingenuous
adjectiveLiterature & HumanitiesadvancedInnocent, unsuspecting, candid, and free from deceit.
"Her ingenuous curiosity charmed the cynical diplomat who was accustomed to courtly deception."
Do not confuse with "ingenious" (clever); ingenuous means innocent/honest.
Ingenuous = genuine and innocent like a child.
Ingenious
adjectiveScience & NaturefoundationalClever, original, and inventive.
"The engineers devised an ingenious irrigation network powered exclusively by subterranean gravity wells."
Frequently tested in engineering and historical invention passages.
Think of "genius" inside the word ingenious.
Paucity
nounAcademic Discoursehigh-yieldThe presence of something only in small or insufficient quantities or amounts; scarcity.
"Progress on deciphering the ancient script was stalled by the paucity of preserved inscription tablets."
High-frequency in reading passages explaining why researchers lack definitive answers.
Paucity sounds like "poor city" which has a scarcity of resources.
Plethora
nounAcademic Discoursehigh-yieldA large or excessive amount of something.
"A plethora of recent astronomical observations supports the existence of exoplanetary atmospheres."
The direct antonym to paucity and dearth.
Plethora = "plenty of" things.
Dearth
nounAcademic Discoursehigh-yieldA scarcity or lack of something.
"Despite the dearth of fossil evidence, paleontologists reconstructed the creature using comparative anatomy."
Synonymous with paucity; frequent in science and history evidence questions.
Dearth = "death" of resources causing scarcity.
Surfeit
nounLiterature & HumanitiesadvancedAn excessive amount of something; overabundance.
"A surfeit of sensory stimuli in modern urban centers can induce mental fatigue."
Used when an excess produces a negative or overwhelming outcome.
Surfeit = "surface overfilled" beyond capacity.
Capricious
adjectiveLiterature & Humanitieshigh-yieldGiven to sudden and unaccountable changes of mood or behavior; unpredictable.
"The monarch’s capricious policy shifts alienated even his most steadfast military commanders."
Tests character motivation and temperament in literary and historical texts.
Capricious like a Capricorn goat making sudden jumps.
Mercurial
adjectiveLiterature & Humanitieshigh-yieldSubject to sudden or unpredictable changes of mood or mind.
"The conductor’s mercurial temperament kept the orchestra members constantly on edge during rehearsals."
Named after the swift god Mercury; closely synonymous with capricious.
Mercury liquid changes and moves at the slightest touch.
Equable
adjectiveLiterature & HumanitiesadvancedNot easily disturbed or angered; calm, even-tempered, and uniform.
"Her equable disposition made her an exceptional mediator during intense diplomatic disputes."
Direct antonym to mercurial and volatile; describes constant, steady temperament.
Equable = equal and balanced in emotion.
Pragmatism
nounHistory & Social StudiesfoundationalAn approach that evaluates theories or beliefs in terms of the success of their practical application.
"American political pragmatism favored incremental legislative reforms over sweeping ideological overhauls."
Found in passages discussing philosophical traditions and constitutional jurisprudence.
Practicalism = pragmatism.
Dogmatic
adjectiveRhetoric & Logichigh-yieldInclined to lay down principles as incontrovertibly true, without consideration of evidence or the opinions of others.
"The dogmatic refusal of the committee to review the new clinical data drew sharp criticism from the medical community."
Tests criticism of stubborn ideologues who ignore contrary evidence.
A dogmatic person barks rules like a dog without listening.
Doctrinaire
adjectiveHistory & Social StudiesadvancedSeeking to impose a doctrine in all circumstances without regard to practical considerations.
"The regime’s doctrinaire economic policies caused agricultural shortages by ignoring regional farming realities."
Often paired in opposition to pragmatism in historical governance passages.
Doctor of rigid doctrine who will not adapt to facts.
Vacillate
verbLiterature & Humanitieshigh-yieldTo alternate or waver between different opinions or actions; be indecisive.
"The senator vacillated for weeks before finally casting the decisive vote on the healthcare bill."
Describes indecision or fluctuating allegiances in political and literary passages.
Vacillate swings back and forth like a vacuum moving across a rug.
Resolute
adjectiveLiterature & HumanitiesfoundationalAdmirably purposeful, determined, and unwavering.
"Despite overwhelming public backlash, the abolitionist remained resolute in her demand for total emancipation."
Used positively in historical biographies to praise perseverance.
Resolute = firm in your resolution.
Pedantic
adjectiveAcademic Discoursehigh-yieldExcessively concerned with minor details, bookish rules, or academic trivia.
"The critic’s pedantic review focused entirely on minor punctuation errors while ignoring the novel’s narrative genius."
Common in tone questions to describe characters or writers obsessed with trivial technicalities.
Pedantic professors obsess over footnotes.
Didactic
adjectiveLiterature & Humanitieshigh-yieldIntended to teach, particularly in having moral instruction as an ulterior motive.
"Victorian children’s stories were often overtly didactic, designed to instill strict obedience rather than spark joy."
Tests tone and purpose in 18th/19th century essays and literature.
Didactic = designed to dictate rules and lessons.
Sardonic
adjectiveLiterature & Humanitieshigh-yieldGrimly mocking, cynical, or bitterly sarcastic.
"The satirist offered a sardonic commentary on the politician’s sudden conversion to environmental activism."
Very high-frequency answer choice in SAT Tone & Attitude questions.
Sardonic = sarcastic and dark.
Caustic
adjectiveLiterature & Humanitieshigh-yieldSarcastic in a scathing and bitterly harsh way; able to burn or corrode organic tissue.
"Her caustic remarks during the faculty meeting silenced all further debate but created lasting resentment."
Tests harsh, biting tone in literary dialogue and book reviews.
Caustic chemicals burn skin; caustic words burn feelings.
Acerbic
adjectiveLiterature & HumanitiesadvancedSharp and forthright; tasting sour or bitter in tone.
"The theater critic was infamous for her acerbic wit, which regularly devastated opening-night productions."
A classic SAT tone choice alongside sardonic and caustic.
Acerbic has the "acid" root meaning sharp and bitter.
Conciliatory
adjectiveHistory & Social Studieshigh-yieldIntended or likely to placate, appease, or pacify.
"The diplomat adopted a conciliatory tone during bilateral negotiations to prevent an escalation of hostilities."
Used in paired passage analysis when an author attempts to bridge opposing viewpoints.
Reconcile leads to conciliatory words.
Belligerent
adjectiveHistory & Social StudiesfoundationalHostile and aggressive; warlike.
"The general’s belligerent rhetoric heightened cross-border tensions and alarmed neighboring allies."
Direct opposite of conciliatory and pacific.
Belli- is the Latin root for war (like rebellion).
Pugnacious
adjectiveLiterature & HumanitiesadvancedEager or quick to argue, quarrel, or fight.
"The defense attorney had a notoriously pugnacious courtroom style, constantly objecting to prosecutorial queries."
Used to describe combative character temperaments in literature.
Pug dogs look combative and ready to fight.
Truculent
adjectiveLiterature & HumanitiesadvancedEager or quick to argue or fight; aggressively defiant.
"The truculent posture of the union delegates signaled that negotiations would not conclude quickly."
A high-level synonym for belligerent and pugnacious.
Trucks crash with aggressive truculence.
Mollify
verbLiterature & Humanitieshigh-yieldTo appease the anger or anxiety of someone.
"The airline offered complimentary vouchers to mollify passengers stranded by the blizzard."
Standard SAT verb for calming an agitated party or audience.
Mollify = making soft (mollis) and calm.
Placate
verbHistory & Social Studieshigh-yieldTo make someone less angry or hostile, usually by concessions.
"Attempting to placate the rebellion, the emperor agreed to reduce agricultural taxes by half."
Interchangeable with mollify and appease in history passages.
Placate sounds like please — pleasing someone to calm them down.
Exonerate
verbHistory & Social Studieshigh-yieldTo officially absolve from blame; vindicate.
"New DNA profiling evidence exonerated the prisoner after thirty years of wrongful incarceration."
Appears in legal, historical, and investigative passages.
Ex- (out of) + onus (burden) = relieved from the burden of guilt.
Exculpate
verbAcademic DiscourseadvancedTo show or declare that someone is not guilty of wrongdoing.
"The audit exculpated the chief financial officer of any involvement in the illicit accounting scheme."
More formal legal equivalent of exonerate; direct opposite of inculpate/incriminate.
Ex- (out of) + culpa (guilt/fault) = free from fault.
Incriminate
verbAcademic DiscoursefoundationalTo make someone appear guilty of a crime or wrongdoing.
"The retrieved server logs incriminated the contractor in the breach of proprietary corporate algorithms."
Direct opposite of exonerate and exculpate.
In + crime = placing someone inside a crime.
Vindicate
verbAcademic Discoursehigh-yieldTo clear someone of blame or suspicion; to show or prove to be right, reasonable, or justified.
"Wegener’s continental drift hypothesis was posthumously vindicated by the discovery of seafloor spreading."
High-yield in science history passages where an initially rejected theory is later proven correct.
Vindicate = victory in proving the truth.
Posthumous
adjectiveLiterature & HumanitiesfoundationalOccurring, awarded, or appearing after the death of the originator.
"Emily Dickinson achieved worldwide literary acclaim only through posthumous publication of her poetry."
Common in literary biographies and historical profile passages.
Post (after) + humus (earth/burial) = after being laid in the earth.
Prodigious
adjectiveAcademic Discoursehigh-yieldRemarkably or impressively great in extent, size, or degree; unnatural or abnormal.
"The blue whale consumes a prodigious volume of krill each day to sustain its massive body mass."
Used to emphasize vast scientific scales or monumental human achievements.
A child prodigy has prodigious talent.
Ostensibly
adverbRhetoric & Logichigh-yieldApparently or purportedly, but perhaps not actually in reality.
"The conference was ostensibly organized to discuss tax policy, but delegates focused almost entirely on trade tariffs."
Signals a crucial contrast between surface appearance and underlying truth.
Ostensibly = as can be seen on the surface, but watch out beneath.
Purported
adjectiveRhetoric & Logichigh-yieldAppearing or stated to be true, though not proven; alleged.
"The purported medicinal benefits of the herbal extract dissolved under double-blind clinical trials."
Signals that the author doubts or is testing an unproven claim.
Purported = proposed and reported, but unproven.
Dispassionate
adjectiveAcademic Discoursehigh-yieldNot influenced by strong emotion, and so able to be rational and impartial.
"A historian must maintain a dispassionate perspective when examining polarizing political upheavals."
Frequently the correct description of the author’s objective scholarly tone.
Dis- (without) + passion = without blinding passion.
Disinterested
adjectiveAcademic Discoursehigh-yieldNot influenced by considerations of personal advantage; unbiased and impartial.
"The arbitration panel consisted of disinterested legal experts with no financial stake in the outcome."
Crucial SAT distinction: "disinterested" means impartial; "uninterested" means bored.
Disinterested = having no personal interest/stake in the game.
Partisan
adjectiveHistory & Social StudiesfoundationalPrejudiced in favor of a particular cause or faction.
"Partisan bickering in the legislature prevented the passage of vital agricultural subsidies."
Contrasts with objective, nonpartisan, and disinterested analysis.
Takes the side of a single party.
Polarize
verbHistory & Social StudiesfoundationalTo divide or cause to divide into two sharply contrasting groups or sets of opinions or beliefs.
"The proposed constitutional amendment polarized the electorate along regional and generational lines."
Standard sociopolitical vocabulary on societal division.
Pushing people to two opposite North and South poles.
Coalesce
verbScience & Naturehigh-yieldTo come together to form one mass or whole.
"Cosmic dust particles slowly coalesced under gravitational attraction to form planetesimals."
Used across astrophysics, politics (factions coalescing), and sociological movements.
Co- (together) + alescere (grow) = growing together into one.
Amalgamate
verbAcademic DiscourseadvancedTo combine or unite to form one organization or structure.
"The two rival research institutes amalgamated to pool computational power for the human genome project."
Synonym of coalesce, specifically applied to institutions, concepts, and materials.
Dental amalgam is a mixture of metals combined into one filling.
Conflate
verbRhetoric & Logichigh-yieldTo combine two or more texts, ideas, or concepts into one, often erroneously.
"The critic conflated the narrator’s cynical worldview with the author’s own philosophical beliefs."
A classic SAT error identification word for combining things that should be separated.
Con- (together) + flare (blow) = blowing two separate ideas into one confused mess.
Differentiate
verbAcademic DiscoursefoundationalTo recognize or ascertain what makes someone or something different.
"High-resolution imaging allowed biologists to differentiate between the cell’s membrane and outer wall."
Direct opposite of conflate and confuse.
Finding the difference between two things.
Discern
verbAcademic Discoursehigh-yieldTo perceive or recognize something; to distinguish with difficulty.
"Astronomers used spectrometer data to discern trace amounts of methane on the distant exoplanet."
Used when researchers spot subtle signals or patterns among background noise.
Dis- (apart) + cernere (sift) = sifting through data to spot the truth.
Discriminating
adjectiveLiterature & Humanitieshigh-yieldHaving or showing refined taste, judgment, or discernment.
"The museum curator had a discriminating eye for authentic Renaissance brushwork."
SAT tests the positive secondary meaning (refined taste/judgment) rather than bias.
Able to discriminate between masterworks and cheap imitations.
Indiscriminate
adjectiveHistory & Social Studieshigh-yieldDone at random or without careful judgment.
"The indiscriminate spraying of broad-spectrum pesticides devastated beneficial pollinator populations."
Contrasts with targeted, calibrated, or discerning interventions.
In- (not) + discriminate = without selecting or judging carefully.
Arbitrary
adjectiveRhetoric & LogicfoundationalBased on random choice or personal whim, rather than any reason or system.
"The tax assessor set property evaluations according to arbitrary rules that varied wildly from street to street."
Used to criticize ungrounded assumptions or erratic governance.
Arbitrary actions are decided on a whim without rules.
Calibrate
verbScience & Naturehigh-yieldTo adjust precisely for a particular function or purpose; to mark units of measurement on an instrument.
"Researchers carefully calibrated the infrared sensors before initiating the atmospheric temperature trials."
Tests precision adjustments in scientific experiment passages.
Calibrate instruments to standard calipers and measurements.
Imperative
adjectiveAcademic DiscoursefoundationalOf vital importance; crucial.
"Immediate international cooperation is imperative to safeguard dwindling polar ecosystems."
Emphasizes absolute necessity in policy conclusions and argumentative essays.
An emperor’s command is imperative to follow.
Extraneous
adjectiveAcademic Discoursehigh-yieldIrrelevant or unrelated to the subject being dealt with; coming from outside.
"To sharpen the historical thesis, the author eliminated extraneous anecdotes about minor court officials."
Central to SAT Expression of Ideas and concise sentence construction questions.
Extra-aneous = extra irrelevant information from outside.
Germane
adjectiveAcademic Discoursehigh-yieldRelevant to a subject under consideration; pertinent.
"The judge ruled that the defendant’s past business dealings were not germane to the trademark dispute."
The direct antonym to extraneous; tests relevance of evidence.
Germane ideas are "germane" to the main topic.
Apposite
adjectiveLiterature & HumanitiesadvancedApt in the circumstances or in relation to something; completely appropriate.
"The speaker opened her keynote with an apposite quotation from Frederick Douglass on perseverance."
Do not confuse with "opposite"; apposite means wonderfully fitting and relevant.
Apposite is "apt" and opposite to unfitting.
Anachronism
nounLiterature & Humanitieshigh-yieldA thing belonging or appropriate to a period other than that in which it exists, especially a thing that is conspicuously old-fashioned or out of time.
"The presence of a digital wristwatch on the Roman gladiator in the film was an obvious anachronism."
Appears in historical accuracy and literary time-setting critiques.
Ana- (against) + chronos (time) = against the correct time period.
Archaic
adjectiveLiterature & HumanitiesfoundationalVery old or old-fashioned; belonging to an earlier period of time.
"The legal charter contained archaic vocabulary that modern judges struggled to interpret."
Describes older stylistic conventions or outdated scientific models.
Archaeology studies archaic civilizations.
Obsolete
adjectiveScience & NaturefoundationalNo longer produced or used; out of date.
"Advancements in solid-state drives quickly rendered magnetic tape storage obsolete for consumer electronics."
Standard in technology evolution and industrial transition passages.
Obsolete = no longer solid or useful.
Nascent
adjectiveHistory & Social Studieshigh-yieldJust coming into existence and beginning to display signs of future potential.
"The nascent artificial intelligence startup showed promising early breakthroughs in automated pathology."
Contrasts early emerging technologies or movements against established mature systems.
Nascent sounds like nascent/natal = just being born.
Incipient
adjectiveScience & NatureadvancedIn an initial stage; beginning to happen or develop.
"Early seismic sensors detected the incipient rumblings of a volcanic eruption days before surface magma appeared."
Synonymous with nascent; common in medical and Earth science contexts.
Inception is the beginning; incipient is in its beginning stage.
Inchoate
adjectiveAcademic DiscourseadvancedJust begun and so not fully formed or developed; rudimentary.
"The young novelist’s inchoate drafts already revealed flashes of stylistic brilliance."
Describes early, unpolished ideas or nascent legal doctrines.
Sounds like "inch out" = just barely started forming by inches.
Moribund
adjectiveHistory & Social StudiesadvancedAt the point of death; in terminal decline; lacking vitality or vigor.
"Infusions of public venture capital revitalized the city’s moribund manufacturing core."
The direct antonym to nascent and burgeoning in economics passages.
Mori- is the root for death (like mortal).
Rejuvenate
verbScience & NaturefoundationalTo make someone or something look or feel younger, fresher, or more lively; restore to life.
"Controlled burns in the pine barrens rejuvenated native grasses by clearing out dead underbrush."
Describes ecological recovery or urban renewal projects.
Re- (again) + juven (youth) = make youthful again.
Enervate
verbLiterature & Humanitieshigh-yieldTo cause someone to feel drained of energy or vitality; weaken.
"The unrelenting tropical humidity enervated the surveying crew, cutting their daily pace in half."
Trap alert: "enervate" sounds like "energize", but actually means the EXACT OPPOSITE (to drain energy).
Enervate = drains your energy away.
Invigorate
verbLiterature & HumanitiesfoundationalTo give strength or energy to.
"A crisp autumn breeze invigorated the marathon runners as they crossed the suspension bridge."
The direct antonym of enervate.
In + vigor = putting vigor into someone.
Exacting
adjectiveAcademic Discoursehigh-yieldMaking great demands on one’s skill, attention, or other resources.
"Restoring centuries-old oil canvases requires exacting precision and decades of specialized chemical training."
Tests secondary adjective meaning (demanding precision) rather than the verb "exact".
Demanding an exact, flawless standard.
Meticulous
adjectiveAcademic DiscoursefoundationalShowing great attention to detail; very careful and precise.
"Through meticulous cataloging of museum specimens, the biologist identified three previously overlooked species."
Universally positive description of scientific or scholarly methodology on the SAT.
Meticulous = paying attention to every minute detail.
Fastidious
adjectiveAcademic Discoursehigh-yieldVery attentive to and concerned about accuracy and detail; very hard to please.
"The fastidious researcher refused to publish the survey until all missing demographic variables were reconciled."
Often interchangeable with meticulous, but carries a slightly more demanding/fussy undertone.
Fastidious people are hard to please fast.
Slapdash
adjectiveAcademic Discoursehigh-yieldDone too hurriedly and carelessly.
"The building collapsed during the earthquake due to slapdash construction techniques that violated seismic codes."
The direct colloquial antonym of meticulous and painstaking.
Slapping paint on and dashing away carelessly.
Slipshod
adjectiveAcademic Discoursehigh-yieldCharacterized by a lack of care, thought, or organization.
"The court overturned the verdict after finding that the laboratory had used slipshod evidence protocols."
Used in critical critiques of flawed experimental execution.
Slipping on shoddy shoes.
Punctilious
adjectiveLiterature & HumanitiesadvancedShowing great attention to detail or correct behavior; conscientious.
"The butler was punctilious about royal dinner protocol, measuring the distance between silverware with a wooden ruler."
Common in period literature depicting formal etiquette or obsessive rule-following.
Punctilious people are on the exact point of every rule.
Pragmatist
nounHistory & Social StudiesfoundationalA person who is guided more by practical considerations than by ideals.
"Ever the pragmatist, Lincoln welcomed former political opponents into his cabinet to preserve the Union."
Praises practical problem-solving in historical biographies.
Pragmatists focus on what practically works.
Candid
adjectiveLiterature & HumanitiesfoundationalTruthful and straightforward; frank; taken informally without the subject’s knowledge.
"In a remarkably candid interview, the retiring CEO acknowledged the firm’s costly technological missteps."
Frequent in author tone questions to indicate an honest, unfiltered appraisal.
Candid camera catches people honestly as they are.
Forthright
adjectiveRhetoric & LogicfoundationalDirect and outspoken; straightforward and honest.
"The scientist gave a forthright assessment of the vaccine’s limitations during the press conference."
Direct synonym of candid; contrasts with equivocal and evasive.
Moving forth in a right, straight direction.
Circuitous
adjectiveRhetoric & Logichigh-yieldLonger than the most direct way; indirect or roundabout.
"The author took a circuitous route to make his point, filling three chapters with tangential anecdotes."
Used literally (winding paths) or figuratively (roundabout arguments and prose).
Circuitous moves around in circular circuits.
Succinct
adjectiveAcademic DiscoursefoundationalBriefly and clearly expressed; concise.
"The executive summary provided a succinct overview of the complex multi-billion-dollar merger."
The gold standard trait in SAT Writing conciseness questions.
Succinct sucks all the extra fluff out of a sentence.
Pithy
adjectiveLiterature & Humanitieshigh-yieldConcise and forcefully expressive.
"Benjamin Franklin was renowned for his pithy aphorisms about thrift and industry."
Describes memorable, sharp, and concise quotations.
The pith is the core essence of a fruit; pithy words get to the core.
Verbose
adjectiveAcademic DiscoursefoundationalUsing or expressed in more words than are needed; wordy.
"The student’s verbose essay contained impressive jargon but very little actual mathematical substance."
Wrong answers on SAT grammar questions are frequently marked by verbose redundancy.
Verbiage is full of too many unnecessary words.
Prolix
adjectiveLiterature & HumanitiesadvancedUsing or containing too many words; tediously lengthy.
"The professor’s prolix lecture style caused several students to fall asleep halfway through the period."
Advanced synonym of verbose and long-winded.
Prolix sounds like prolonging an endlessly long lecture.
Laconic
adjectiveLiterature & Humanitieshigh-yieldUsing very few words; concise to the point of seeming rude or mysterious.
"When asked if he had any final defense before sentencing, the outlaw gave only a laconic "No.""
Describes characters of few words (originally from the Spartans of Laconia).
Laconic people lack words.
Taciturn
adjectiveLiterature & Humanitieshigh-yieldReserved or uncommunicative in speech; saying little.
"The farmer was a taciturn man who rarely spoke more than a single sentence during family dinners."
Standard literary character trait tested in Reading comprehension.
Taciturn people keep their words tacit (silent).
Garrulous
adjectiveLiterature & Humanitieshigh-yieldExcessively talkative, especially on trivial matters.
"The garrulous passenger in the adjoining train seat narrated his entire medical history unprompted."
Direct antonym of taciturn and laconic in character analysis.
Garrulous people talk like a running faucet (gargling endless words).
Loquacious
adjectiveLiterature & Humanitieshigh-yieldTending to talk a great deal; talkative.
"The loquacious host kept the party lively with humorous anecdotes that spanned three decades."
Root "loq" means speak (as in eloquent, soliloquy, monologue).
Loq- = speak; loquacious = constantly speaking.
Voluble
adjectiveLiterature & HumanitiesadvancedSpeaking or spoken incessantly and fluently; rolling with words.
"Her voluble defense of the zoning proposal carried the council vote before detractors could organize."
Combines talkativeness with rapid, rolling fluency.
High volume of words rolling out like a wheel.
Reticent
adjectiveLiterature & HumanitiesfoundationalNot revealing one’s thoughts or feelings readily; reserved.
"Witnesses were initially reticent to speak with detectives due to fear of local retaliation."
Used for characters holding back emotions or information.
Reticent people hesitate to participate in conversation.
Apathy
nounHistory & Social StudiesfoundationalLack of interest, enthusiasm, or concern.
"Voter apathy in off-year municipal elections often leads to low turnout among younger demographics."
Common in political and civic discourse passages.
A- (without) + pathos (feeling) = without feeling or care.
Zeal
nounHistory & Social StudiesfoundationalGreat energy or enthusiasm in pursuit of a cause or an objective.
"The young reformers pursued urban sanitation improvements with uncompromising zeal."
Direct antonym of apathy and lethargy.
A zealot acts with fanatical zeal.
Ardor
nounLiterature & Humanitieshigh-yieldEnthusiasm or passion; intense heat.
"Her ardor for marine conservation inspired a global youth advocacy coalition."
Classic literary term for burning devotion or intellectual passion.
Ardor sounds like ardent and burning devotion.
Fervor
nounHistory & Social StudiesfoundationalIntense and passionate feeling.
"Religious and nationalist fervor swept across the provinces during the liberation struggle."
Describes intense collective social or ideological energy.
Fervor has a feverish passionate heat.
Tenet
nounAcademic DiscoursefoundationalA principle or belief, especially one of the main principles of a religion or philosophy.
"A foundational tenet of modern scientific method is that hypotheses must be empirically falsifiable."
High-frequency in philosophy, law, and scientific philosophy passages.
A tenet is held tightly by its believers (ten- means hold).
Falsifiable
adjectiveScience & Naturehigh-yieldAble to be proven false or contradicted by empirical evidence.
"Karl Popper argued that a scientific theory must be inherently falsifiable to be considered valid science."
Core concept in SAT passages analyzing experimental methodology.
Can be shown to be false by experiment.
Synthesize
verbAcademic DiscoursefoundationalTo combine a number of things into a coherent whole.
"The researcher synthesized findings from over fifty separate clinical trials into a single meta-analysis."
Central to SAT paired-passage and multi-source synthesis questions.
Synthesis brings pieces together into one.
Empirical
adjectiveScience & NaturefoundationalBased on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
"The physics team searched for empirical proof of gravitational waves using laser interferometry."
Fundamental SAT term distinguishing hard observational data from untested theory.
Empirical = from Empire of real-world experiments.
Conjecture
nounAcademic Discoursehigh-yieldAn opinion or conclusion formed on the basis of incomplete information; guess.
"Without fossilized skin impressions, the dinosaur’s feather coloration remains a matter of conjecture."
Contrasts unverified guesses against proven scientific facts.
Con- (together) + ject (thrown) = a guess thrown together.
Surmise
verbAcademic Discoursehigh-yieldTo suppose that something is true without having evidence to confirm it.
"From the cracked earth and withered crops, the traveler surmised that the region was suffering a severe drought."
Tests inference skills when concluding based on indirect clues.
Surmise = summarize a guess without full proof.
Deduce
verbRhetoric & LogicfoundationalTo arrive at a fact or a conclusion by reasoning; draw as a logical inference from general principles.
"By measuring the periodic dimming of the star, astronomers deduced the orbit of the newly discovered exoplanet."
Key reasoning verb in SAT logic and scientific deduction questions.
De- (down from) + duce (lead) = led down from evidence to truth.
Inductive
adjectiveAcademic DiscourseadvancedCharacterized by the inference of general laws from particular instances or observations.
"Through inductive reasoning, Darwin synthesized hundreds of specific finch observations into the general theory of natural selection."
Contrasts bottom-up observation (inductive) with top-down deduction.
In-ductive brings in individual clues to build the big picture.
Efficacy
nounScience & Naturehigh-yieldThe ability to produce a desired or intended result.
"Clinical trials demonstrated that the new antiviral drug had an efficacy rate exceeding ninety percent."
Very high-frequency in medicine, policy evaluation, and engineering texts.
Efficacy measures how efficiently effective something is.
Futility
nounLiterature & HumanitiesfoundationalPointlessness or uselessness.
"Trapped on the icy ridge in a blizzard, the climbers realized the futility of trying to pitch a tent."
Common in literary themes depicting human struggle against unbeatable odds.
Futile efforts bear zero fruit.
Altruistic
adjectiveScience & NaturefoundationalShowing a disinterested and selfless concern for the well-being of others; unselfish.
"Biologists study whether worker bees exhibiting suicidal hive defense are acting on purely altruistic instincts."
Frequent in animal behavior and evolutionary psychology passages (kin selection).
Altru- means other; prioritizing others before self.
Mercenary
adjectiveHistory & Social Studieshigh-yieldPrimarily concerned with making money at the expense of ethics; motivated purely by financial gain.
"The corrupt governor was motivated by mercenary interests, awarding government contracts to his own shell corporations."
Direct antonym of altruistic; tests character motivation in history texts.
Mercenary soldiers fight only for money.
Avarice
nounLiterature & Humanitieshigh-yieldExtreme greed for wealth or material gain.
"The tycoon’s insatiable avarice led him to strip pension funds from his own bankrupt factories."
Appears in moralizing literature and historical critiques of robber barons.
Avarice has a "vice" for cash.
Magnanimous
adjectiveLiterature & Humanitieshigh-yieldGenerous or forgiving, especially toward a rival or less powerful person.
"In victory, General Grant made a magnanimous gesture by allowing Confederate soldiers to keep their horses for spring plowing."
Used in historical passages to praise nobility and forgiveness in victory.
Magna (great) + animus (soul) = having a great, generous soul.
Vindictive
adjectiveLiterature & HumanitiesfoundationalHaving or showing a strong or unreasoning desire for revenge.
"The fired employee embarked on a vindictive campaign to sabotage the company’s customer database."
Direct antonym of magnanimous and forgiving.
Vindictive people seek vendettas.
Rancor
nounLiterature & Humanitieshigh-yieldBitterness or resentfulness, especially when long-standing.
"Decades of territorial border disputes left a lingering rancor between the two neighboring provinces."
Describes deep-seated hostility in historical and political passages.
Rancor smells rancid like rotten, decaying bitterness.
Animosity
nounHistory & Social StudiesfoundationalStrong hostility or active hatred.
"Personal animosity between the two lead physicists prevented their laboratories from sharing particle accelerator time."
Standard word for hostile interpersonal or intergroup friction.
Animosity causes conflict among animals.
Amicable
adjectiveAcademic DiscoursefoundationalHaving a spirit of friendliness; without serious disagreement or rancor.
"The two software rivals reached an amicable settlement out of court regarding the patent infringement claim."
Root "ami" means friendly (like amigo). Direct antonym to hostile and rancorous.
Amicable agreements are friendly like an amigo.
Affable
adjectiveLiterature & Humanitieshigh-yieldFriendly, good-natured, or easy to talk to.
"The ambassador’s affable personality put visiting dignitaries at ease during tense diplomatic receptions."
Tests pleasant and approachable character descriptions in fiction passages.
Affable people are easy to laugh and talk with.
Aloof
adjectiveLiterature & HumanitiesfoundationalNot friendly or forthcoming; cool and distant; conspicuously uninvolved.
"The nobleman remained aloof from village affairs, never attending seasonal harvest festivals."
Classic character trait for emotionally detached or aristocratic figures.
Standing up on the roof (aloof) looking down on everyone else.
Haughty
adjectiveLiterature & Humanitieshigh-yieldArrogantly superior and disdainful.
"The aristocrat gave a haughty wave of dismissive contempt toward the petitioning townsfolk."
Found in 19th-century British literature (e.g. Austen, Dickens) to depict social snobbery.
Haughty people hold their heads up high in arrogance.
Supercilious
adjectiveLiterature & HumanitiesadvancedBehaving or looking as though one thinks one is superior to others.
"The supercilious smile on the debate champion’s face suggested he considered the opponent’s point unworthy of a rebuttal."
From Latin supercilium (eyebrow) — raising an arrogant eyebrow in disdain.
Super-cilious raises eyebrows thinking they are super.
Deferential
adjectiveLiterature & Humanitieshigh-yieldShowing humble submission and respect.
"The apprentice spoke in a quiet, deferential tone whenever addressing the master watchmaker."
Direct antonym to haughty and supercilious; tests tone toward authority.
Deferring your opinion out of deep respect.
Insolent
adjectiveLiterature & HumanitiesfoundationalShowing a rude and arrogant lack of respect.
"The officer punished the private for uttering an insolent remark during morning inspection."
Describes defiance against established authority or etiquette.
Insolent insults authority with rudeness.
Audacious
adjectiveLiterature & Humanitieshigh-yieldShowing a willingness to take surprisingly bold risks; showing an impudent lack of respect.
"The explorer launched an audacious solo navigation across the unexplored Arctic ice sheet."
Can have a positive sense (bold courage) or a negative sense (brazen arrogance).
Audacity to do what others fear to try.
Intrepid
adjectiveLiterature & HumanitiesfoundationalFearless; adventurous (often used for rhetorical or humorous effect).
"Intrepid speleologists squeezed through submerged limestone caverns to discover the underground river."
Universally positive description of bold explorers and pioneers on the SAT.
Trepidation means fear; in-trepid means without fear.
Pusillanimous
adjectiveLiterature & HumanitiesadvancedShowing a lack of courage or determination; timid.
"The council condemned the mayor’s pusillanimous refusal to confront the corrupt police chief."
Advanced SAT antonym to intrepid and resolute.
Pusill- (tiny) + animus (spirit/courage) = having a tiny, cowardly spirit.
Craven
adjectiveLiterature & HumanitiesadvancedContemptibly lacking in courage; cowardly.
"The general denounced the craven desertion of the mercenary garrison during the night raid."
High-level literary insult for cowardly behavior under fire.
Craven caved in when the battle started.
Equanimity
nounLiterature & Humanitieshigh-yieldMental calmness, composure, and evenness of temper, especially in a difficult situation.
"The surgeon maintained absolute equanimity when vital telemetry dropped during the operation."
Praises calm leadership under immense stress and crisis.
Equal + mind = keeping a balanced, calm mind.
Placid
adjectiveLiterature & HumanitiesfoundationalNot easily upset or excited; calm and peaceful, with little movement or activity.
"The mountain lake remained placid at dawn, reflecting the snow-capped summits without a single ripple."
Applied to tranquil natural landscapes or calm emotional demeanors.
A placid lake is like a peaceful place.
Tempestuous
adjectiveLiterature & Humanitieshigh-yieldCharacterized by strong and turbulent or conflicting emotion; stormy.
"The poets maintained a tempestuous relationship marked by fierce literary arguments and sudden reconciliations."
Direct antonym to placid; describes stormy passions and turbulent historical eras.
Tempest means a violent storm.
Tumultuous
adjectiveHistory & Social StudiesfoundationalMaking a loud, confused noise; uproarious; characterized by disorder or turbulence.
"The 1960s were a tumultuous decade marked by civil rights marches, anti-war demonstrations, and political assassinations."
Standard history terminology for volatile, chaotic eras of rapid change.
Full of tumult and uproar.
Sedentary
adjectiveScience & NaturefoundationalTending to spend much time seated; somewhat inactive.
"The transition from nomadic foraging to sedentary agriculture spurred permanent architectural settlements."
Essential in anthropology and human physiology passages.
Sed- means sit (like sedan or sediment).
Nomadic
adjectiveHistory & Social StudiesfoundationalLiving the life of a nomad; wandering, roaming from place to place.
"Nomadic pastoralists traversed thousands of miles across the Eurasian steppe tracking seasonal grazing pastures."
Direct anthropological antonym of sedentary.
Nomads have no fixed home and constantly roam.
Peripatetic
adjectiveLiterature & HumanitiesadvancedTraveling from place to place, especially working or based in various places for relatively short periods.
"Aristotle was known for his peripatetic teaching method, walking with his students through the Lyceum colonnades."
High-level synonym of nomadic and itinerant.
Walking around in a perimeter while working.
Itinerant
adjectiveHistory & Social StudiesfoundationalTraveling from place to place, especially to find work or perform duties.
"Itinerant judges rode horse-drawn circuits to dispense common-law justice across frontier territories."
Describes mobile workers, preachers, and circuit judges in history passages.
An itinerary plans traveling from stop to stop.
Transient
adjectiveAcademic DiscoursefoundationalLasting only for a short time; impermanent; staying or working in a place for only a short time.
"The sensor recorded a transient spike in electromagnetic radiation lasting fewer than three milliseconds."
Synonymous with ephemeral; appears in both physical science and human geography.
In transit = quickly passing through.
Evanescent
adjectiveLiterature & HumanitiesadvancedSoon passing out of sight, memory, or existence; quickly fading or disappearing.
"The morning mist over the harbor was evanescent, dissolving into clear skies the moment the sun broke through."
High-register literary synonym for ephemeral and transient.
Vanish is at the heart of evanescent.
Indelible
adjectiveLiterature & Humanitieshigh-yieldMaking marks that cannot be removed; not able to be forgotten or removed.
"The civil rights leader’s iconic speech left an indelible impression on the nation’s moral consciousness."
Direct antonym of evanescent and transient; describes permanent legacy.
In- (not) + delete-able = impossible to delete.
Ineradicable
adjectiveScience & NatureadvancedUnable to be destroyed or removed.
"Once introduced into the Great Lakes, the zebra mussel proved ineradicable due to its staggering reproduction rate."
Applied to deeply entrenched invasive species or social habits.
In- (not) + eradicate (destroy) = impossible to eradicate.
Tenet
nounAcademic DiscoursefoundationalA fundamental principle or rule held to be true.
"A central tenet of democratic constitutionalism is the institutional separation of executive and judicial powers."
Crucial for understanding underlying philosophies in primary source passages.
Tenet = principles you hold on to.
Axiom
nounRhetoric & Logichigh-yieldA statement or proposition that is regarded as being established, accepted, or self-evidently true.
"Euclidean geometry rests upon five fundamental axioms from which all subsequent theorems are derived."
Found in math history, formal logic, and philosophical deduction passages.
An axiom is the axis upon which a proof turns.
Fallacy
nounRhetoric & LogicfoundationalA mistaken belief, especially one based on unsound argument or flawed logic.
"Assuming that correlation implies causation is a common fallacy in unscientific data interpretation."
Fundamental to evaluating flawed argumentative claims on the SAT.
Fallacy comes from false logic.
Prerequisite
nounAcademic DiscoursefoundationalA thing that is required as a prior condition for something else to happen or exist.
"Universal literacy is widely recognized as a prerequisite for sustained economic modern development."
Common in socio-economic causality arguments.
Required before (pre-) moving ahead.
Causality
nounScience & NaturefoundationalThe relationship between cause and effect; the principle that everything has a cause.
"Epidemiologists conducted longitudinal studies to prove causality between tobacco inhalation and pulmonary damage."
Frequently tested against mere correlation in SAT science passages.
Cause and effect relationship.
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