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unsound

adjective

Synonyms and Antonyms of unsound

1 having or showing a very abnormal or sick state of mind

  • disgruntled relatives tried to prove that the woman was of unsound mind when she made her will
Synonyms of unsound

balmy, barmy [chiefly British], bats, batty, bedlam, bonkers, brainsick, bughouse [slang], certifiable, crackbrained, cracked, crackers, crackpot, cranky [dialect], crazed, crazy, cuckoo, daffy, daft, demented, deranged, fruity [slang], gaga, haywire, insane, kooky (also kookie), loco [slang], loony (also looney), loony tunes (or looney tunes), lunatic, mad, maniacal (also maniac), mental, meshuga (or meshugge), moonstruck, non compos mentis, nuts, nutty, psycho, psychotic, scatty [chiefly British], screwy, unbalanced, unhinged, wacko (also whacko), wacky (also whacky), wud [chiefly Scottish]
Words Related to unsound

dotty, fey, loopy, off, potty [chiefly British], teched (or tetched), touched

aberrant, delirious, delusional, delusionary, disordered, disturbed, neurotic, obsessive-compulsive, paranoiac (also paranoic), paranoid (also paranoidal), schizoid, schizophrenic, sociopathic

eccentric, odd, oddball, pixilated (also pixillated), queer, strange

foolish, senseless, witless

irrational, unreasonable

amok (or amuck), ape, ballistic, bananas, berserk, nuclear

depressed

distracted, distraught, frantic, frenzied, haywire, hysterical (also hysteric), raving, wigged-out

fixated, monomaniac, monomaniacal, obsessed
Phrases Synonymous with unsound

around the bend, off one's gourd, off one's head, off oneʼs rocker, out of oneʼs head (or mind), out to lunch [slang]
Near Antonyms of unsound

clear, lucid, rational, reasonable

judicious, sensible, wise

healthy, normal, well-adjusted

unneurotic
Antonyms of unsound

balanced, compos mentis, sane, sound, uncrazy

2 not being in agreement with what is true

  • an unsound and pernicious stereotype
Synonyms of unsound

erroneous, false, inaccurate, incorrect, inexact, invalid, off, untrue, untruthful, wrong
Words Related to unsound

counterfactual

specious, spurious

deceptive, delusive, delusory, distorted, fallacious, fictitious, illusory, misleading

amiss, askew, awry

deceitful, dishonest, fraudulent, lying, mendacious

unconfirmed, unproven, untested

fabricated, invented, made-up, trumped-up
Phrases Synonymous with unsound

off base
Near Antonyms of unsound

confirmed, demonstrated, established, proven, tested

faultless, flawless, impeccable, letter-perfect, perfect
Antonyms of unsound

accurate, correct, errorless, exact, factual, precise, proper, right, sound, true, valid, veracious

3 not using or following good reasoning

  • it is clearly unsound to argue that just because a scientific explanation for that phenomenon does not currently exist, no such explanation is possible
Synonyms of unsound

fallacious, illegitimate, illogical, inconsequent, inconsequential, invalid, irrational, nonrational, unreasonable, unreasoning, weak
Words Related to unsound

eristic (also eristical), misleading, sophistic (or sophistical), specious

half-baked, ill-advised, misguided, unconsidered, unreasoned

inconsistent

absurd, asinine, foolish, meaningless, nonsensical, preposterous, reasonless, senseless, silly

Kafkaesque, odd, peculiar, strange, surreal, unusual, weird

insane, mad, nutty, wacky (also whacky)

disordered, disorganized, rambling, random

unconvincing

inexplicable, unaccountable, unexplainable
Near Antonyms of unsound

commonsense, sane, sensible, sober, wise

enlightened, informed, just, justified, reasoned

ordered, organized

clear, cogent, compelling, convincing, credible, persuasive, plausible, satisfying, solid

certain, sure, true

confirmed, corroborated, demonstrated, established, substantiated, validated
Antonyms of unsound

logical, rational, reasonable, sound, valid, well-founded, well-grounded

4 temporarily suffering from a disorder of the body

  • an unsound horse that will have to be disqualified from the race
Synonyms of unsound

ailing, bad, down, ill, indisposed, peaked, peaky, poorly, punk, run-down, sick, sickened, unhealthy, unwell
Words Related to unsound

symptomatic

cruddy, lousy, seedy, sickish

nauseated, nauseous, qualmish, queasy (also queazy), squeamish

airsick, carsick, seasick

dizzy, light-headed, shaky, woozy

achy, feverish

diseased, disordered

decrepit, feeble, fragile, frail, infirm, invalid, sickly, weak, weakly

afflicted, troubled

challenged, debilitated, disabled, halt, incapacitated, lame

hypochondriac, hypochondriacal
Phrases Synonymous with unsound

out of sorts, under the weather
Near Antonyms of unsound

able-bodied, conditioned, fit, well-conditioned

cured

better, convalescing, improved, mending, recovering, recuperating, rehabilitated

hardy, hearty, lusty, robust, rugged, stalwart, strong, tough

blooming, bouncing, chipper, flourishing, flush, thriving
Antonyms of unsound

hale, healthful, healthy, sound, well, whole, wholesome

Learn More about unsound

  1. See words that rhyme with unsound Dictionary: Definition of unsound Medical Dictionary: Definition of unsound Spanish Central: Translation of unsound Nglish: Translation of unsound for Spanish speakers Britannica English: Translation of unsound for Arabic speakers

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