Online English Vocabulary Flashcards for GRE 15 (Graduate Record Examination) Words

abjure (verb) /æbˈdʒʊər/
Definition: To renounce or reject something, typically under oath or with solemnity.
Example Sentence: "The monks take a vow to abjure worldly possessions and lead an ascetic life."
Synonyms: abandon; abnegate; disavow; disclaim; disown; forsake
Opposite Meaning: embrace

ab-initio (adverb) /ˌab ɪˈnɪʃɪəʊ/
Definition: To start or consider something from its very inception or earliest point.
Example Sentence: "The designer approached the project ab initio with a new design concept."
Synonyms: baseline; commencement; dawn; genesis; inception; initially
Opposite Meaning: end

acculturate (verb) /əˈkʌl tʃəˌreɪt/
Definition: To adapt to and adopt the cultural practices, customs, and values of a different society or group.
Example Sentence: "As immigrants, they had to acculturate to the customs and language of their new country."
Synonyms: absorb; adjust; adopt; assimilate; blend; conform
Opposite Meaning: resist

amoral (adjective) /eɪˈmɒr(ə)l/
Definition: Having or showing no moral standards, principals, or sense of right or wrong.
Example Sentence: "The amoral thief had no guilt about stealing from others."
Synonyms: conscienceless; corrupt; debauched; degenerate; depraved; dissolute
Opposite Meaning: ethical

aposematic (adjective) /ˌæp ə səˈmæt ɪk/
Definition: Serving as a warning signal to potential predators, especially by a specific type of coloration or pattern.
Example Sentence: "The aposematic coloration of the poison dart frog warned predators of its toxic nature."
Synonyms: admonitory; alarming; alerting; cautionary; conspicuous; defensive
Opposite Meaning: inviting

avow (verb) /əˈvaʊ/
Definition: To openly and explicitly state or declare something, particularly one's beliefs, opinions, or intentions.
Example Sentence: "He will avow his love for her, declaring it openly and sincerely."
Synonyms: affirm; assert; assure; claim; declare; maintain
Opposite Meaning: conceal

callow (adjective) /ˈkæl oʊ/
Definition: Immature or inexperienced, especially in a way that is noticeable or annoying.
Example Sentence: "The new intern's callow behavior made it clear he was fresh out of college."
Synonyms: juvenile; naive; puerile; raw; unformed; unripe
Opposite Meaning: mature

conformist (noun) /kənˈfɔr mɪst/
Definition: A person who willingly adheres to established customs, norms, or societal expectations.
Example Sentence: "The corporate culture favored conformists who followed the established hierarchy."
Synonyms: adherent; conformer; conservative; conventionalist; follower; orthodox
Opposite Meaning: rebel

congruence (noun) /ˈkɒŋ gru əns/
Definition: A state of agreement, harmony, or correspondence between two or more elements or entities.
Example Sentence: "The congruence between his words and actions made him a trustworthy leader."
Synonyms: accord; agreement; alignment; coherence; compatibility; concordance
Opposite Meaning: discord

congruous (adjective) /ˈkɒŋ gru əs/
Definition: In harmony or agreement with its surroundings or context.
Example Sentence: "The artwork's color scheme was congruous with the overall decor of the room."
Synonyms: accordant; appropriate; apt; cohesive; compatible; concordant
Opposite Meaning: incongruous

connate (adjective) /ˈkɒn eɪt/
Definition: Innate, inherent, or existing from birth or as a natural characteristic.
Example Sentence: "Her connate talent for music was evident from a young age."
Synonyms: hereditary; inborn; inbred; inherent; innate; instinctive
Opposite Meaning: acquired

criminate (verb) /ˈkrɪm əˌneɪt/
Definition: To accuse or incriminate someone, typically by providing evidence or making allegations of their involvement in a crime or wrongdoing.
Example Sentence: "The whistleblower's statement helped to criminate several high-ranking officials."
Synonyms: accuse; allege; blame; charge; denounce; finger
Opposite Meaning: absolve

cryptography (noun) /krɪpˈtɒɡrəfi/
Definition: A field of study that deals with the secure communication of information.
Example Sentence: "Cryptography is an important aspect of computer security."
Synonyms: cipher; ciphering; coding; concealment; cryptanalysis; cryptology
Opposite Meaning: decryption

deprivation (noun) /ˌdɛp rəˈveɪ ʃən/
Definition: The state or condition of lacking or being deprived of something essential, necessary, or desirable.
Example Sentence: "The psychologist studied the effects of sleep deprivation on cognitive functioning."
Synonyms: absence; dearth; deficiency; impoverishment; insufficiency; lack
Opposite Meaning: abundance

devoid (adjective) /dɪˈvɔɪd/
Definition: Completely absent or lacking in something.
Example Sentence: "The letter she received was devoid of any personal touch or warmth."
Synonyms: bare; barren; bereft; desolate; destitute; empty
Opposite Meaning: full

dilettante (noun) /ˌdɪlɪˈtanteɪ/
Definition: A person who cultivates an area of interest without real commitment or knowledge.
Example Sentence: "A true dilettante, he hopped from one hobby to the next without mastering any."
Synonyms: amateur; amateurish; dabbler; enthusiast; hobbyist; inexperienced
Opposite Meaning: expert

disenfranchised (adjective) /ˌdɪs ɛnˈfræn tʃaɪzd/
Definition: Deprived or denied of certain rights, privileges, or opportunities that are typically granted to a specific group or individual.
Example Sentence: "Many disenfranchised communities struggle to access quality healthcare."
Synonyms: alienated; deprived; disadvantaged; excluded; ignored; marginalized
Opposite Meaning: empowered

equity (noun) /ˈɛkwɪti/
Definition: The concept of fairness, justice, and impartiality in the distribution of resources, opportunities, and outcomes within a society.
Example Sentence: "Equity ensures fairness and justice for all individuals."
Synonyms: balance; egalitarianism; equality; evenhandedness; fairness; impartiality
Opposite Meaning: inequality

exiguous (adjective) /ɪɡˈzɪɡjʊəs/
Definition: Extremely scanty, limited, or meager in quantity, extent, or size.
Example Sentence: "The exiguous budget left little room for any extra expenses."
Synonyms: inadequate; insufficient; lacking; meagre; paltry; scarce
Opposite Meaning: ample

facile (adjective) /ˈfasʌɪl/
Definition: Overly simplistic or superficial, and requiring little effort or thought to accomplish.
Example Sentence: "The argument was facile and did not address the underlying issues."
Synonyms: aimless; cursory; easy; effortless; elementary; glib
Opposite Meaning: difficult

franchise (noun) /ˈfræn tʃaɪz/
Definition: A business arrangement where a company, known as the franchisor, grants an individual or another company, called the franchisee, the right to operate a branch or unit of their established business model.
Example Sentence: "She bought a franchise to start her own fast-food restaurant."
Synonyms: agreement; arrangement; authorization; charter; concession; contract
Opposite Meaning: prohibition

hydrodynamic (adjective) /ˌhʌɪdrə(ʊ)dʌɪˈnamɪk/
Definition: Pertaining to the study, behavior, and interactions of fluids, particularly water, in response to external forces.
Example Sentence: "Hydrodynamic drag is the resistance that a fluid exerts on an object moving through it."
Synonyms: aqueous; flow; fluid; fluidic; hydraulic; hydrokinetic
Opposite Meaning: static

idiosyncratic (adjective) /ˌɪd i oʊ sɪnˈkræt ɪk/
Definition: Unique, peculiar, or distinctive to an individual or a particular group.
Example Sentence: "He had an idiosyncratic way of speaking, with a distinctive accent and unique vocabulary."
Synonyms: atypical; distinctive; eccentric; individualistic; offbeat; peculiar
Opposite Meaning: typical

inconsequential (adjective) /ɪnˌkɒnsɪˈkwɛnʃl/
Definition: Unimportant, insignificant, or without consequence.
Example Sentence: "He considered the incident to be inconsequential and not worth mentioning."
Synonyms: immaterial; incidental; inconsiderable; measly; minor; negligible
Opposite Meaning: significant

inconsiderable (adjective) /ˌɪnkənˈsɪd(ə)rəbl/
Definition: Small or insignificant in amount, size, or importance.
Example Sentence: "He was left with only an inconsiderable amount of money after paying his bills."
Synonyms: exiguous; frivolous; incidental; inconsequential; minor; negligible
Opposite Meaning: significant

inextricable (adjective) /ˌɪnɪkˈstrɪkəbl/
Definition: Impossible to separate or disentangle from another thing or things.
Example Sentence: "The inextricable link between poverty and crime is well-documented."
Synonyms: complex; convoluted; enmeshed; inalienable; indissoluble; inseparable
Opposite Meaning: separable

infinitesimal (adjective) /ˌɪnfɪnɪˈtɛsɪml/
Definition: Extremely small, to the point of being almost immeasurable or virtually non-existent in size or quantity.
Example Sentence: "The infinitesimal chance of winning the lottery made the ticket purchase seem like a waste of money."
Synonyms: insignificant; microscopic; miniature; minute; negligible; teeny
Opposite Meaning: immense

innumerate (adjective) /ɪˈnjuːm(ə)rət/
Definition: Unable to understand and manipulate numbers or mathematical concepts.
Example Sentence: "Innumerate individuals often struggle with managing their finances."
Synonyms: ignorant; uneducated; uninstructed; unlearned; unlettered; unschooled
Opposite Meaning: numerate

insanity (noun) /ɪnˈsæn ɪ ti/
Definition: A state of mental illness or madness characterized by severe disturbances in thoughts, perceptions, emotions, and behavior.
Example Sentence: "The documentary explored the fine line between creativity and insanity in artistic geniuses."
Synonyms: aberration; craziness; delirium; dementia; derangement; disturbance
Opposite Meaning: sanity

lacuna (noun) /ləˈkyu nə/
Definition: A gap, blank space, or missing part in a text, record, or sequence of events.
Example Sentence: "The archaeologists discovered a lacuna in their understanding of the ancient civilization."
Synonyms: absence; break; cavity; deficiency; deficit; hiatus
Opposite Meaning: fullness

macho (adjective) /ˈmɑ tʃoʊ/
Definition: Associated with exaggerated masculinity or traditional male stereotypes.
Example Sentence: "He walked into the room with a macho swagger, exuding confidence."
Synonyms: aggressive; assertive; brave; dominant; manly; masculine
Opposite Meaning: effeminate

manhood (noun) /ˈmæn hʊd/
Definition: The qualities, characteristics, and societal expectations associated with being an adult male.
Example Sentence: "His sense of manhood was deeply rooted in his ability to provide for his family."
Synonyms: adulthood; maleness; manfulness; manliness; masculinity; maturity
Opposite Meaning: boyhood

mindless (adjective) /ˈmaɪnd lɪs/
Definition: Without thought, consciousness, or awareness.
Example Sentence: "The mindless scrolling through social media consumed hours of her day."
Synonyms: automatic; heedless; inattentive; instinctive; mechanical; reflexive
Opposite Meaning: thoughtful

modesty (noun) /ˈmɒd ə sti/
Definition: The quality or state of having a humble and unassuming attitude towards one's achievements, abilities, or appearance.
Example Sentence: "She accepted the award with modesty, expressing gratitude to her team for their support."
Synonyms: decency; discretion; humbleness; humility; meekness; propriety
Opposite Meaning: arrogance

mordant (adjective) /ˈmɔrdənt/
Definition: Characterized by a sharp, caustic, and biting quality, often accompanied by a sense of irony or sarcasm.
Example Sentence: "The comedian's mordant jokes made the audience laugh nervously."
Synonyms: acrimonious; biting; caustic; corrosive; cutting; ironic
Opposite Meaning: gentle

motif (noun) /məʊˈtiːf/
Definition: A recurring theme, symbol, or idea in a work of art or literature.
Example Sentence: "The motif of a broken heart is a recurring theme in love songs."
Synonyms: concept; decoration; design; form; leitmotif; logo
Opposite Meaning: deviation

muckraking (noun) /ˈmʌkreɪkɪŋ/
Definition: A form of investigative journalism that aims to expose corruption, scandals, and wrongdoing in society, particularly among powerful individuals or institutions.
Example Sentence: "The muckraking documentary shed light on the unethical practices of a multinational corporation."
Synonyms: disclosure; exposé; exposure; inquiry; investigation; journalism
Opposite Meaning: covering

nonexistence (noun) /ˌnɒn ɪgˈzɪs təns/
Definition: The state or condition of not existing or being absent from reality.
Example Sentence: "The philosopher contemplated the mysteries of nonexistence and the nature of reality."
Synonyms: absence; emptiness; inexistence; negation; nihility; nonbeing
Opposite Meaning: existence

ode (noun) /oʊd/
Definition: A lyrical poem characterized by its elevated and enthusiastic tone.
Example Sentence: "The poet recited a heartfelt ode to his lost love, capturing the depth of his emotions."
Synonyms: anthem; ballad; chant; composition; elegy; hymn
Opposite Meaning: prose

partisan (adjective) /ˈpɑːtɪzan/
Definition: Pertaining to a strong and unwavering allegiance or support for a specific political party, ideology, cause, or group.
Example Sentence: "The journalist's reporting was criticized for being overly partisan and lacking objectivity."
Synonyms: adherent; affiliated; biased; devoted; factional; fervent
Opposite Meaning: neutral

penury (noun) /ˈpɛnjʊri/
Definition: A state of extreme poverty or financial hardship.
Example Sentence: "The family's struggles had forced them into a life of penury."
Synonyms: beggary; deficiency; impoverishment; indigence; paucity; pauperism
Opposite Meaning: wealth

phantasm (noun) /ˈfæn tæz əm/
Definition: A mental image or illusion that is created by the imagination or a product of perception that appears real but has no physical existence.
Example Sentence: "John's phantasm seemed so real that he had trouble distinguishing it from actual memories."
Synonyms: apparition; chimera; fantasy; figment; ghost; hallucination
Opposite Meaning: reality

provocateur (noun) /prəˌvɒk əˈtɜr/
Definition: An individual who intentionally incites or stimulates controversy, unrest, or disruptive behavior for the purpose of eliciting a reaction or provoking a response.
Example Sentence: "The political provocateur stirred up public opinion with his inflammatory speeches and radical ideas."
Synonyms: agent; agitator; disruptor; firebrand; incendiary; inciter
Opposite Meaning: peacemaker

prudence (noun) /ˈprud ns/
Definition: The quality or state of being wise, cautious, and careful in decision-making and action.
Example Sentence: "The wise leader's prudence guided the organization through challenging times."
Synonyms: caution; circumspection; discernment; discretion; foresight; frugality
Opposite Meaning: recklessness

repatriate (verb) /riˈpeɪ triˌeɪt/
Definition: To return a person or group of people to their country of origin or citizenship.
Example Sentence: "The embassy worked tirelessly to repatriate its citizens stranded in a war-torn country."
Synonyms: evacuate; extradite; recall; reclaim; reinstate; reintegrate
Opposite Meaning: expatriate

revivify (verb) /rɪˈvɪv əˌfaɪ/
Definition: To revitalize or restore something or someone, often bringing them back to life or reinvigorating them.
Example Sentence: "She hoped that a vacation would revivify her weary spirit."
Synonyms: awaken; energize; enliven; invigorate; reanimate; refresh
Opposite Meaning: suppress

tardily (adverb) /ˈtɑːdɪli/
Definition: Done in a slow, delayed, or sluggish manner.
Example Sentence: "The restaurant staff served the food tardily, leaving the customers hungry and impatient."
Synonyms: behindhand; belatedly; dilatorily; gradually; hesitantly; laggardly
Opposite Meaning: promptly

temperate (adjective) /ˈtɛm pər ɪt/
Definition: Moderate, balanced, or mild in nature.
Example Sentence: "The hiker chose a temperate pace to conserve energy during the long trek."
Synonyms: balanced; calm; composed; controlled; even; measured
Opposite Meaning: extreme

vested (adjective) /ˈvɛs tɪd/
Definition: Having a significant personal or financial interest in something, typically as a result of ownership, entitlement, or accumulated rights.
Example Sentence: "He had a vested interest in the success of the project since he contributed significantly to its development."
Synonyms: assured; committed; ensured; entitled; established; guaranteed
Opposite Meaning: uninvolved

void (adjective) /vɔɪd/
Definition: Completely empty, devoid of content, or lacking any substance or meaning.
Example Sentence: "His heart felt empty and void after the loss of his loved one."
Synonyms: bare; barren; blank; desolate; devoid; empty
Opposite Meaning: full