Synonyms|259Antonyms|43|Broader|0Narrower|0Related|789

46 entries under insane topic. ×

21
silly(adjective, knowledge, ability, foolish, stupid)
14
mad(adjective, knowledge, ability, silly, foolish)
12
lunatic(adjective, knowledge, ability, silly, foolish)
12
wacky(adjective, knowledge, slang, ability, silly)
11
idiotic(adjective, simple, knowledge, ability, silly)
9
daft(adjective, weak, simple, silly, foolish)
8
batty(adjective, light, silly, stupid, mad)
8
cuckoo(adjective, silly, foolish, mad)
8
screwy(adjective, light, silly, crazy, mad)
7
kooky(adjective, weak, silly, foolish, crazy)
6
barmy(adjective, silly, foolish, mad)
6
potty(adjective, silly, foolish, mad)
5
deranged(adjective, silly, foolish, crazy, mad)
5
screwball(adjective, silly, foolish, mad)
4
demented(adjective, silly, foolish, crazy, mad)
4
flaky(adjective, light, silly, stupid, crazy)
3
mental(adjective, silly, foolish, mad)
3
out to lunch(expression, adjective, idiom, silly, mad)
3
touched(adjective, silly, foolish, mad)
3
unbalanced(adjective, silly, foolish, mad)
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ChicagoSmart Define. 2015. "dippy thesaurus" https://smartdefine.org/dippy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, dippy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/dippy/thesaurus/synonyms>.
MLASmart Define. "dippy thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/dippy/thesaurus/synonyms>