21 entries under expression topic. ×

12
non compos mentis(adjective, idiom, law, foolish)
6
not all there(adjective, idiom, off, lunatic)
5
out to lunch(adjective, idiom, wild, silly)
4
mentally ill(adjective, sane, off, dotty)
2
bats in the belfry(adjective, idiom, wild, silly)
2
flipped out(adjective, silly, foolish, mad)
2
freaked out(adjective, silly, foolish, mad)
2
mad as a March hare(adjective, idiom, wild, silly)
2
mad as a hatter(adjective, idiom, wild, silly)
2
mentally strange(adjective, silly, foolish, mad)
2
nutty as fruitcake(adjective, idiom, wild, silly)
2
round the bend(adjective, idiom, wild, silly)
2
screw loose(adjective, wild, silly, foolish)
1
around the bend(adjective, wrong, hacked, lunatic)
1
crazy as a loon(adjective, off, lunatic, dotty)
1
nutty as a fruitcake(adjective, off, lunatic, dotty)
1
sick in the head(adjective, wrong, hacked, lunatic)
1
stark raving mad(adjective, off, lunatic, dotty)
0
beyond all reason(adjective, idiom, wild, silly)
0
out of all reason(adjective, idiom, wild, silly)
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APASmart Define. (2015). of unsound mind thesaurus. Retrieved September 24, 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 24, 2026).
HarvardSmart Define 2015, of unsound mind thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>.
MLASmart Define. "of unsound mind thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>