41 entries under unsound topic. ×

6
disordered(adjective, wrong, hot, crazy, confused)
6
idiotic(adjective, wild, silly, foolish, stupid)
6
kooky(adjective, wrong, unusual, wild, strange)
5
buggy(adjective, slang, silly, foolish, crazy)
5
raving(adjective, upset, wrong, silly, foolish)
5
silly(adjective, wrong, wild, foolish, stupid)
3
bizarre(adjective, wrong, unusual, wild, strange)
3
eccentric(adjective, unusual, wild, strange, silly)
3
flaky(adjective, silly, foolish, crazy, mad)
2
around the bend(expression, adjective, idiom, wrong, confused)
2
fatuous(adjective, wrong, wild, silly, foolish)
2
half-baked(simple, silly, foolish, unwise)
2
inane(simple, silly, foolish, unwise)
1
absurd(adjective, wrong, wild, strange, silly)
1
cockamamie(adjective, wrong, silly, foolish, stupid)
1
derailed(adjective, wrong, wild, silly, foolish)
1
impractical(adjective, wrong, wild, silly, foolish)
1
irresponsible(adjective, wrong, wild, silly, foolish)
1
off the wall(expression, adjective, idiom, simple, unusual)
1
preposterous(adjective, wrong, wild, silly, foolish)
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APASmart Define. (2015). demented thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/demented/thesaurus/synonyms
ChicagoSmart Define. 2015. "demented thesaurus" https://smartdefine.org/demented/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, demented thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/demented/thesaurus/synonyms>.
MLASmart Define. "demented thesaurus" 17 July 2015. Web. 28 September 2026. <https://smartdefine.org/demented/thesaurus/synonyms>