Intelligent Words

By Jennifer Copley (Last Updated 13 March 2009)

The American Heritage Dictionaries editorial staff has compiled a list of 100 words they believe make writers and speakers sound intelligent without being pompous or resorting to obscure terminology. The following is a selection of some of my favourites, followed by a longer list of smart words that didn't make the cut but are still worthy of mention.

Some Top 100 Smart Nouns

  • Acrimony – rancour, spite, bitterness, hostility, ill will
  • Anomaly – irregularity, incongruity, variance, abnormality
  • Dichotomy – division into two contradictory or exclusive entities; something with two contradictory qualities
  • Euphemism – inoffensive or agreeable substitute for an expression that may be distasteful or offensive
  • Harbinger – herald, portent, omen, forerunner
  • Misnomer – inappropriate designation or incorrect name
  • Non Sequitur – a response unrelated to or not following logically from a previous statement
  • Panacea – cure-all, magic potion, universal remedy
  • Paradox – inconsistency, contradiction, impossibility, illogicality
  • Rhetoric – oratory, public speech
  • Sycophant – flatterer, toady
Some Top 100 Smart Adjectives
  • Caustic – scathing, acerbic, sarcastic
  • Esoteric – obscure, mysterious, cryptic, arcane
  • Fastidious – fussy, finicky, particular
  • Glib – persuasive, smooth, slick
  • Gregarious – extroverted, sociable, unreserved, convivial
  • Idiosyncratic – individual, personal, distinctive, eccentric, peculiar
  • Infinitesimal – minuscule
  • Insidious – sinister, menacing
  • Lurid – shocking, explicit, vivid, sensational
  • Maudlin – overly sentimental, mawkish, soppy
  • Mercenary – serving only for sordid advantage or money
  • Ostentatious – showy, flamboyant, pretentious, grandiose
  • Perfunctory – unthinking, dutiful, obligatory, token, automatic
  • Quintessential – typical, prototypical, archetypal, model, standard
  • Stoic – unaffected by or not showing response to pain, distress, or other discomfort
  • Suave- smooth, polite, urbane, debonair, sophisticated, charming, gracious
  • Ubiquitous – everywhere, ever-present, omnipresent
  • Untenable – weak, unsound, invalid, shaky, flawed, indefensible, unsustainable
  • Zealous – enthusiastic, passionate, fervent, ardent, obsessive, fanatical, extreme
Some Top 100 Smart Verbs
  • Equivocate – prevaricate, beat around the bush, vacillate
  • Finagle – obtain by indirect or convoluted means or through trickery
  • Malinger – feign or exaggerate incapacity or illness to avoid work or other duties
  • Ostracize – exclude, shun, snub
  • Revel – celebrate, take intense pleasure in something
  • Waft – drift, float, be carried on a breeze


Smart Words That Didn’t Make the Cut

There are a number of clever words that weren’t among the 100 chosen by the American Heritage Dictionaries editors but make great additions to academic writing.

Smart Nouns

  • Consternation – dismay, disquiet, concern
  • Conundrum – puzzle, riddle, mystery, challenge, problem
  • Credulity – gullibility, naivety
  • Diatribe – tirade, invective, harangue, rant
  • Foreboding – apprehension, premonition
  • Hubris – exaggerated self-confidence, excessive pride
  • Hybrid – cross, mixture
  • Implication – insinuation, inference, suggestion
  • Lassitude – tiredness, fatigue, lethargy, inertia, apathy
  • Mnemonic – memory aid (i.e., rhyme or formula)
  • Paradigm – theoretical or philosophical framework
  • Paragon – model, ideal, epitome
  • Pastiche – an artistic, architectural, or literary work that imitates or is comprised of a hodgepodge of selections from prior works
  • Panegyric – speech offering elaborate or formal praise
  • Pathos – sorrow, grief, pity, suffering, tragedy, misery
  • Paucity – scarcity, lack, rarity, dearth
  • Phalanx – an arranged group of things, animals, or people; a digital bone in the foot or hand
  • Pique – temper, resentment, annoyance, anger
  • Plasticity – flexibility, agility, smoothness, grace
  • Predilection – fondness, partiality, preference, penchant
  • Privation – hardship, deprivation, adversity, poverty
  • Proclivity – liking, appetite, inclination
  • Propensity – tendency, inclination, predisposition, predilection
  • Ramification – consequence, result, implication, effect
  • Stratagem – trick, ruse, ploy, scheme
  • Surfeit – excess, surplus, glut
  • Temerity – nerve, audacity, gall
  • Umbrage – offense, resentment, indignation
  • Xenophobia – hatred, fear of, and/or prejudice against strangers or foreigners

Smart Adjectives

  • Aberrant – abnormal, deviant, anomalous, irregular, atypical
  • Amicable – friendly, harmonious, cordial, agreeable
  • Asinine – silly, stupid, foolish, idiotic
  • Astute – shrewd, smart, perceptive, judicious, incisive, wise
  • Audacious – daring, bold, overconfident, impudent
  • Belligerent – aggressive, argumentative, quarrelsome
  • Boisterous – energetic, animated, lively, rowdy
  • Cantankerous – bad-tempered, irritable, crabby, argumentative, difficult
  • Capacious – large, voluminous, roomy
  • Circuitous – roundabout, indirect, meandering, winding
  • Culpable – guilty, to blame, responsible, liable
  • Dogmatic – rigid, inflexible, narrow-minded, authoritarian
  • Dour – sour, stern, grim, severe, harsh, unfriendly
  • Eclectic – diverse, assorted, miscellaneous
  • Fallacious – untrue, misleading, erroneous, wrong
  • Florid – elaborately decorated; ruddy
  • Fractious – irritable, peevish
  • Frenetic – frantic, hectic, frenzied
  • Garrulous – talkative (to an annoying level)
  • Gauche – awkward, tactless, graceless, crude
  • Guileless – honest, straightforward, open, innocent, naive
  • Ignoble – dishonourable, shameful
  • Inane – silly, ridiculous, idiotic, frivolous
  • Innocuous – inoffensive, harmless, innocent, safe, bland
  • Insipid – dull, bland, wishy-washy, trite
  • Inviolable – unbreakable, sacred, unassailable
  • Irresolute – indecisive, vacillating, unsure
  • Lackadaisical – apathetic, careless, lazy, relaxed, laissez-faire, casual, lax, easy-going
  • Loquacious – talkative
  • Malleable – impressionable, acquiescent, flexible, pliable
  • Nascent – budding, promising, emerging
  • Nonchalant – casual, offhand, laid back, blasé
  • Obdurate – obstinate, stubborn, inflexible, unyielding, immovable
  • Oblique – slanted, sloping, at an angle, leaning
  • Odious – horrible, loathsome, revolting, detestable, repulsive, obnoxious
  • Omnipresent – ubiquitous, all-pervading, universal
  • Overweening – arrogant, pompous, haughty, presumptuous, conceited
  • Parochial – narrow-minded, close-minded, provincial, insular, hidebound
  • Pejorative – derogatory, negative, depreciatory
  • Peripheral – tangential, marginal, nonessential, sideline
  • Pernicious – destructive, harmful, evil, insidious, spiteful, malicious
  • Pithy – terse, to the point, concise, succinct
  • Pivotal – essential, crucial, key, critical, central
  • Plausible – reasonable, believable, credible, conceivable
  • Poignant – moving, touching, emotional, sad, tender
  • Preternatural – extraordinary (often used in relation to psychic or supernatural phenomenon)
  • Prodigious – extraordinary, exceptional, phenomenal, impressive
  • Profane – blasphemous, disrespectful, sacrilegious
  • Profligate – extravagant, wasteful
  • Prophetic – visionary, predictive
  • Prosaic – mundane, banal, dull, ordinary
  • Pungent – strong smelling, acrid
  • Raucous – harsh, rough, strident, grating; wild, boisterous, disorderly, riotous, unruly, noisy
  • Rudimentary – basic, simple, elementary, undeveloped
  • Sacrosanct – sacred, holy, untouchable
  • Salient – most important, significant, relevant
  • Slipshod – careless, slapdash, shoddy, sloppy
  • Solicitous – considerate, attentive, concerned, caring
  • Specious – false, erroneous, baseless, inaccurate, unfounded, misleading
  • Surreptitious – furtive, secret, sneaky, covert
  • Tangential – peripheral, divergent
  • Tantamount – equivalent, the same as, synonymous, identical, indistinguishable
  • Tenacious – persistent, stubborn, resolute, dogged, determined, steadfast
  • Unilateral – one-sided, independent
  • Vacuous – empty-headed, stupid, inane
  • Variegated – multicoloured
  • Virulent – venomous, bitter, vituperative, spiteful; dangerous, potent, strong
  • Vituperative – insulting, abusive, malicious, slanderous, scathing
  • Vociferous – loudly vocal, raucous, strident
  • Voracious – insatiable, ravenous

Smart Verbs

  • Atrophy – waste away, wither, weaken, shrivel, degenerate
  • Construe – interpret, take to mean
  • Galvanize – spur, stimulate, rouse, electrify, incite
  • Impel – push, force, drive, compel, urge, coerce
  • Palliate – ease symptoms without curing a disease; moderate the intensity of something; make apologies or excuses in order to hide the magnitude of something
  • Postulate – assume, hypothesize, suggest, propose
  • Proliferate – propagate, multiply, reproduce, breed, grow, flourish, increase
  • Recapitulate – summarize, recap
  • Ruminate – ponder, reflect
  • Stultify – impair, invalidate, have a dulling effect on
  • Transpose – swap, reverse, switch, invert
  • Vacillate – waver, hesitate, be indecisive, fluctuate

Word lovers may also wish to read Beautiful Words, Funny Words, and Commonly Misused Words. For a full list of writers' articles and resources, visit the Writing Resources page.

 

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