Synonyms|630Antonyms|69|Broader|8Narrower|0Related|744

136 entries under insane topic. ×

2
bats in the belfry(expression, idiom, silly, foolish, mad)
2
flaky(adjective, simple, silly, foolish, arrangement)
2
flipped(adjective, wild, enthusiastic, silly, foolish)
2
flipped out(expression, wild, silly, foolish, crazy)
2
foolish(adjective, simple, wild, silly, stupid)
2
freaked out(expression, adjective, wild, enthusiastic, silly)
2
fruity(silly, foolish, mad, unwise)
2
idiotic(adjective, wild, silly, foolish, stupid)
2
mad as a March hare(expression, idiom, silly, foolish, mad)
2
mad as a hatter(expression, idiom, silly, foolish, mad)
2
mentally strange(expression, silly, foolish, mad)
2
nutty as fruitcake(expression, idiom, silly, foolish, mad)
2
raging(adjective, wild, silly, foolish, stupid)
2
round the bend(expression, idiom, silly, foolish, mad)
2
schizo(adjective, silly, foolish, mad)
2
screw loose(expression, silly, foolish, mad)
2
silly(adjective, wild, foolish, stupid, crazy)
2
unglued(adjective, wild, silly, foolish, mad)
2
unzipped(adjective, wild, silly, foolish, mad)
1
absurd(adjective, simple, wild, silly, foolish)
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HarvardSmart Define 2015, deranged thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/deranged/thesaurus/synonyms>.
MLASmart Define. "deranged thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/deranged/thesaurus/synonyms>