Thesaurus
Synonyms & 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 for 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 also meshugah or meshuggah),
- 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
- aberrant,
- delirious,
- delusional,
- delusionary,
- disordered,
- disturbed,
- neurotic,
- obsessive-compulsive,
- paranoiac
- (also paranoic),
- paranoid
- (also paranoidal),
- schizoid,
- schizophrenic,
- sociopathic
- distracted,
- distraught,
- frantic,
- frenzied,
- hysterical
- (also hysteric),
- raving,
- wigged-out
Phrases Synonymous with unsound
Near Antonyms for unsound
Antonyms for unsound
2
not being in agreement with what is true
- an unsound and pernicious stereotype
Synonyms for unsound
- erroneous,
- false,
- inaccurate,
- incorrect,
- inexact,
- invalid,
- off,
- untrue,
- untruthful,
- wrong
Words Related to unsound
Phrases Synonymous with unsound
Near Antonyms for unsound
Antonyms for unsound
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 for unsound
Words Related to unsound
- eristic
- (also eristical),
- misleading,
- sophistic
- (or sophistical),
- specious
Near Antonyms for unsound
Antonyms for unsound
4
temporarily suffering from a disorder of the body
- an unsound horse that will have to be disqualified from the race
Synonyms for unsound
Words Related to unsound
Phrases Synonymous with unsound
Near Antonyms for unsound
Antonyms for unsound
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Cite this Entry
“Unsound.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsound. Accessed 20 Sep. 2021.
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Time Traveler for unsound
The first known use of unsound was in the 14th century
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