← English Vocabulary

Advanced English Words

For the GRE and graduate school: the hardest words of all. 990 words, A to Z.

64 words starting with A

  • abase verb

    to lower someone’s dignity or self-respect, often your own

    He refused to abase himself by begging the teacher for extra marks.

    Like humble, demean, degrade

  • aberrant adjective

    straying from what is normal or expected, often in a worrying way

    The scientist repeated the test because one aberrant result did not match the others.

    Like deviant, abnormal, atypical

  • abeyance noun

    a state of being put aside for a while, not in use

    The plan for a new playground is in abeyance until the school finds more money.

    Like suspension, limbo

  • abjuration noun

    a formal promise to give up a belief or claim

    The king’s abjuration of his claim to the throne surprised everyone at court.

    Like renunciation, repudiation

  • abjure verb

    to formally and solemnly give up a belief, claim or habit

    After seeing the dentist, my brother abjured sweets for the whole of Dashain.

    Like renounce, forswear, repudiate

  • ablution noun

    the act of washing yourself, often as part of a ritual

    Before entering the temple, the pilgrims performed their ablutions in the cold river.

    Like washing, cleansing, bathing

  • abnegate verb

    to give up something you want or have a right to

    The monk abnegated all worldly comforts and lived simply in a mountain cave.

    Like renounce, relinquish, forgo

  • abominate verb

    to hate something very strongly, finding it disgusting

    My grandfather abominates litter and picks up every wrapper he sees on the trail.

    Like loathe, detest, abhor

  • abrogate verb

    to officially cancel a law, agreement or right

    The council abrogated the old rule that banned bicycles in the park.

    Like repeal, revoke, annul

  • abscond verb

    to leave secretly and in a hurry, often taking something or escaping arrest

    The cat absconded with a whole fish while we were setting the table.

    Like flee, bolt, decamp

  • abstemious adjective

    careful not to eat or drink too much

    My abstemious aunt eats only a small plate of rice, even at big feasts.

    Like temperate, moderate, sober

  • abstinence noun

    the practice of choosing not to do or have something, especially food or drink

    During his week of abstinence from sugar, Ramesh refused every sweet offered to him.

    Like self-denial, abstention

  • abstruse adjective

    very hard to understand because it is deep or obscure

    The professor’s lecture on quantum physics was too abstruse for most of the visitors.

    Like obscure, recondite, esoteric

  • acerbic adjective

    sharp and harsh in a witty, critical way

    The film critic’s acerbic review made fun of every scene in the movie.

    Like caustic, biting, sardonic

  • acme noun

    the highest point of achievement or excellence

    Winning the national science prize was the acme of her school career.

    Like peak, pinnacle, zenith

  • acrimonious adjective

    full of bitter, angry feeling in speech or argument

    The acrimonious debate over the team captain left both sides refusing to speak to each other.

    Like bitter, rancorous, hostile

  • acrimony noun

    bitter, angry feeling between people

    There was no acrimony after the match; both teams shook hands and laughed together.

    Like bitterness, rancor, animosity

  • adjure verb

    to urge or command someone very seriously, as if under oath

    The guide adjured the trekkers never to leave the trail in thick fog.

    Like implore, beseech, urge

  • adulation noun

    excessive praise or admiration

    The young cricketer was not spoiled by the adulation of his many fans.

    Like idolization, hero worship

  • adulterate verb

    to make something worse by mixing in cheaper or impure things

    The shopkeeper was fined for adulterating his honey with sugar syrup.

    Like dilute, debase, doctor

  • adumbrate verb

    to give a faint outline of something, or hint at what is coming

    The first chapter adumbrates the mystery that the detective solves at the end.

    Like foreshadow, outline, suggest

  • aesthete noun

    a person who cares deeply about art and beauty

    An aesthete at heart, my uncle spends hours arranging flowers in perfect patterns.

    Like connoisseur, art lover

  • affectation noun

    behavior that is put on to impress others and is not natural

    His fake British accent was an affectation that his classmates found amusing.

    Like pretension, pose, artificiality

  • aggrandize verb

    to increase the power or importance of someone or something, or make them seem greater

    The general built huge statues to aggrandize his own name.

    Like glorify, exalt, magnify

  • aggrieved adjective

    feeling resentful because you have been treated unfairly

    The aggrieved player argued that the referee had ignored a clear foul.

    Like resentful, wronged, offended

  • agog adjective

    very eager and excited to see or hear something

    The children were agog as the magician pulled a rabbit out of his hat.

    Like eager, excited, expectant

  • alacrity noun

    cheerful readiness and speed in doing something

    She accepted the invitation to visit Pokhara with great alacrity.

    Like eagerness, readiness, willingness

  • amalgamate verb

    to join two or more things into one whole

    The two small schools amalgamated to form one larger school with better labs.

    Like merge, combine, unite

  • amatory adjective

    relating to or expressing romantic love

    Medieval poets wrote amatory verses in which knights praised ladies they had only seen from afar.

    Like amorous, romantic

  • amity noun

    friendly, peaceful relations, especially between groups or nations

    The sports festival helped build amity between the students of the two towns.

    Like friendship, goodwill, harmony

  • anachronism noun

    something placed in the wrong time period, especially one that seems out of date

    A wristwatch on a statue of an ancient king would be an odd anachronism.

  • anachronistic adjective

    belonging to a different time period, out of place in the present or past

    Using a typewriter in a modern office seems anachronistic.

    Like outdated, antiquated, archaic

  • anathema noun

    something that a person strongly hates or rejects

    Wasting food is anathema to my grandmother, who saves every grain of rice.

    Like abomination, abhorrence

  • anneal verb

    to heat metal or glass and let it cool slowly so it becomes tougher and less brittle

    Glassmakers anneal their bowls in a special oven so they will not crack.

    Like toughen

  • anodyne adjective

    bland and safe, unlikely to offend or excite anyone

    The speaker gave an anodyne talk that nobody disagreed with or remembered.

    Like inoffensive, bland, innocuous

  • anomalous adjective

    different from what is usual and hard to explain

    The anomalous reading on the thermometer turned out to be a broken sensor.

    Like irregular, abnormal, atypical

  • antediluvian adjective

    ridiculously old-fashioned or very ancient

    My father still uses an antediluvian mobile phone that cannot take photos.

    Like outdated, archaic, antiquated

  • aphorism noun

    a short, wise saying that states a general truth

    “Practice makes perfect” is an aphorism my music teacher repeats every lesson.

    Like maxim, adage, proverb

  • aplomb noun

    calm self-confidence, especially in a difficult situation

    She answered the judges’ tough questions with complete aplomb.

    Like composure, poise, assurance

  • apocryphal adjective

    widely told but probably not true

    The story that Newton discovered gravity when an apple hit his head is probably apocryphal.

    Like unverified, fictitious, dubious

  • apogee noun

    the highest or most successful point; the point in an orbit farthest from Earth

    The rule of the Malla kings marked the apogee of Newar art and architecture.

    Like peak, climax, summit

  • apoplectic adjective

    so angry that you can hardly speak

    The coach was apoplectic when the team arrived at the match without their shoes.

    Like furious, livid, enraged

  • apostate noun

    a person who gives up a religion, party or belief they once held

    Once a loyal fan of the team, he became an apostate and now cheers for their rivals.

    Like defector, renegade, turncoat

  • apotheosis noun

    the highest or most perfect example of something

    Many people see Mount Everest as the apotheosis of mountain climbing challenges.

    Like epitome, pinnacle, ideal

  • apposite adjective

    especially suitable for the situation

    The teacher closed the science fair with an apposite quote about curiosity.

    Like apt, fitting, relevant

  • approbation noun

    official approval or praise

    The plan for the school garden won the approbation of the principal.

    Like approval, praise, endorsement

  • arrant adjective

    complete and total, used of bad things

    Saying the moon is made of cheese is arrant nonsense.

    Like utter, downright, absolute

  • arrogate verb

    to take or claim something for yourself without any right

    The new student arrogated the best seat in class without asking anyone.

    Like appropriate, usurp, seize

  • artless adjective

    simple, honest and natural, without trickery

    The child’s artless question about the stars made the whole audience smile.

    Like innocent, guileless, naive

  • asperity noun

    harshness of tone or manner

    The librarian spoke with some asperity to the boys who were shouting.

    Like sharpness, harshness, acerbity

  • asperse verb

    to attack someone’s reputation with false or damaging remarks

    The rival shopkeeper aspersed the baker by telling customers his bread was stale.

    Like slander, malign, defame

  • aspersion noun

    an attack on someone’s reputation or character

    Please don’t cast aspersions on my cooking until you have tasted it.

    Like slur, slander, insult

  • assay verb

    to test a metal or ore to find out what it contains

    The lab assayed the rock samples to see how much copper they held.

    Like analyze, test, examine

  • asseverate verb

    to declare something firmly and seriously

    The boy asseverated that he had finished his homework before the football match.

    Like declare, affirm, assert

  • assiduous adjective

    showing great care and steady, hard work

    Her assiduous practice on the madal made her the best drummer in the club.

    Like diligent, industrious, sedulous

  • astringent adjective

    harsh or severe in manner; causing skin or tissue to tighten

    The judge’s astringent comments made the cooking contestants nervous.

    Like severe, caustic, harsh

  • atavistic adjective

    coming back from the distant past or from far-off ancestors

    Our atavistic fear of the dark may come from ancestors who faced wild animals at night.

    Like primitive, ancestral, primal

  • augur verb

    to be a sign of what will happen in the future

    The clear morning sky augured well for our trek to Nagarkot.

    Like bode, portend, foreshadow

  • augury noun

    a sign of what will happen; an omen

    The farmers took the early rain as a happy augury for the rice harvest.

    Like omen, portent, sign

  • august adjective

    grand, dignified and deserving great respect

    The august hall of the old university was full of portraits of famous scholars.

    Like dignified, majestic, venerable

  • autocratic adjective

    ruling with total power and not listening to others

    The autocratic captain made every decision without asking the rest of the team.

    Like dictatorial, despotic, domineering

  • aver verb

    to state firmly that something is true

    The guide averred that the view from the top was worth every step.

    Like assert, declare, affirm

  • avuncular adjective

    kind and friendly toward younger people, like an uncle

    The avuncular shopkeeper always gave the children an extra piece of candy.

    Like kindly, genial, benevolent

  • axiomatic adjective

    so obviously true that it needs no proof

    It is axiomatic that plants need light to grow.

    Like self-evident, obvious, unquestionable