Synonyms|112Antonyms|14|Broader|0Narrower|0Related|1

50 entries under insane topic. ×

2
flipped out(expression, adjective, silly, foolish, mad)
2
freaked out(expression, adjective, silly, foolish, mad)
2
mad as a March hare(expression, adjective, idiom, wild, silly)
2
mad as a hatter(expression, adjective, idiom, wild, silly)
2
mentally strange(expression, adjective, silly, foolish, mad)
2
nutty as fruitcake(expression, adjective, idiom, wild, silly)
2
of unsound mind(expression, adjective, idiom, wild, silly)
2
out to lunch(expression, adjective, idiom, wild, silly)
2
potty(adjective, wild, silly, foolish, mad)
2
psycho(adjective, silly, foolish, mad)
2
round the bend(expression, adjective, idiom, wild, silly)
2
schizo(adjective, wild, silly, foolish, mad)
2
screw loose(expression, adjective, wild, silly, foolish)
2
unglued(adjective, wild, silly, foolish, mad)
1
ape(adjective, silly, foolish, mad)
1
aper(adjective, silly, mad, confused)
1
barmy(adjective, silly, foolish, mad)
1
batty(adjective, silly, foolish, mad)
1
berserk(adjective, silly, foolish, mad)
1
bonkers(adjective, silly, foolish, mad)
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APASmart Define. (2011). bats in the belfry thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/bats_in_the_belfry/thesaurus/synonyms
ChicagoSmart Define. 2011. "bats in the belfry thesaurus" https://smartdefine.org/bats_in_the_belfry/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2011, bats in the belfry thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/bats_in_the_belfry/thesaurus/synonyms>.
MLASmart Define. "bats in the belfry thesaurus" 20 May 2011. Web. 1 October 2026. <https://smartdefine.org/bats_in_the_belfry/thesaurus/synonyms>