3
balmy(adjective, silly, foolish, unwise)
3
eccentric(adjective, silly, foolish, unwise, off)
3
kooky(adjective, silly, foolish, mad, insane)
3
maniac(adjective, wrong, sane, hacked, lunatic)
3
manic
3
odd(silly, foolish, unwise)
3
schizo(adjective, wild, silly, foolish, mad)
2
abnormal
2
bats
2
bats in the belfry(expression, adjective, idiom, wild, silly)
2
berserk(adjective, silly, foolish, mad, insane)
2
brainsick(adjective, wrong, sane, hacked, lunatic)
2
buggy(adjective, sane, off, dotty)
2
bughouse
2
daffy(adjective, sane)
2
delirious(adjective, silly, foolish, mad, insane)
2
disordered(adjective, sane, off, dotty)
2
disturbed
2
flipped out(expression, adjective, silly, foolish, mad)
2
freaked out(expression, adjective, silly, foolish, mad)
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APASmart Define. (2015). of unsound mind thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/of_unsound_mind/thesaurus/synonyms
ChicagoSmart Define. 2015. "of unsound mind thesaurus" https://smartdefine.org/of_unsound_mind/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, of unsound mind thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>.
MLASmart Define. "of unsound mind thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>