unsound

un·sound

adj \-ˈsau̇nd\

Definition of UNSOUND

: not sound: as a : not healthy or whole <an unsound horse> b : not mentally normal : not wholly sane <of unsound mind> c : not firmly made, placed, or fixed <structurally unsound> d : not valid or true : invalid, specious <unsound beliefs>

— un·sound·ly \-ˈsau̇n(d)-lē\ adverb

Examples of UNSOUND

1. The roof is structurally unsound.
2. <disgruntled relatives tried to prove that the woman was of unsound mind when she made her will>

First Known Use of UNSOUND

14th century

Related to UNSOUND

Synonyms: 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, kooky (also kookie), loco [slang], loony (also looney), loony tunes (or looney tunes), lunatic, mad, maniacal (also maniac), mental, meshuga (or meshugge also meshugah or meshuggah), moonstruck, non compos mentis, nuts, nutty, psycho, psychotic, scatty [chiefly British], screwy, unbalanced, unhinged, insane, wacko (also whacko), wacky (also whacky), wud [chiefly Scottish]

Antonyms: balanced, compos mentis, sane, sound, uncrazy

Related Words: 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

Near Antonyms: clear, lucid, rational, reasonable; judicious, sensible, wise; healthy, normal, well-adjusted; unneurotic

see all synonyms and antonyms

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Rhymes with UNSOUND

abound, aground, around, astound, background, bloodhound, boozehound, brassbound, break ground, campground, chowhound, clothbound, come round, compound, confound, coonhound, deerhound, deskbound, dumbfound, earthbound, eastbound, elkhound, expound, fairground, fogbound, foot-pound, foreground, foxhound, gain ground, go-round, greyhound, half-bound, hardbound, hellhound, hidebound, high ground, homebound, horehound, housebound, icebound, impound, inbound, ironbound, lose ground, newfound, newshound, northbound, outbound, playground, pot-bound, profound, propound, rebound, redound, renowned, resound, rockbound, rock hound, scent hound, sight hound, sleuthhound, smooth hound, snowbound, softbound, southbound, spellbound, staghound, stone-ground, stormbound, strikebound, surround, to ground, top round, unbound, unround, well-found, westbound, wolfhound, year-round