24
extremely(adverb, degree, accentuation, emphasizing)
24
inane(adjective, characteristic, wild, silly, foolish)
23
bonkers(adjective, characteristic, informal, wild, strange)
23
unhinged(adjective, characteristic, strange, stupid, hot)
23
cuckoo(noun, adjective, characteristic, wrong, slang)
23
particularly(adverb, degree, accentuation, emphasizing)
23
weird(noun, adjective, characteristic, unusual, wild)
22
cracked(adjective, state, characteristic, informal, wild)
22
kooky(adjective, characteristic, weak, character, simple)
22
psycho(noun, adjective, characteristic, person, strange)
22
screwball(noun, adjective, characteristic, slang, wild)
22
touched(adjective, state, characteristic, informal, unusual)
21
bizarre(adjective, characteristic, unusual, wild, strange)
21
highly(adverb, degree, accentuation, emphasizing)
21
mental(adjective, characteristic, informal, strange, silly)
20
crackpot(noun, adjective, person, foolish, mad)
19
strange(adjective, characteristic, unusual, wild, marvelous)
19
half-baked(adjective, characteristic, weak, simple, careless)
19
imbecilic(adjective, weak, simple, knowledge, ability)
19
maniacal(adjective, characteristic, wild, strange, cruel)
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APASmart Define. (2016). crazy thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/crazy/thesaurus/synonyms
ChicagoSmart Define. 2016. "crazy thesaurus" https://smartdefine.org/crazy/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, crazy thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/crazy/thesaurus/synonyms>.
MLASmart Define. "crazy thesaurus" 3 April 2016. Web. 21 September 2026. <https://smartdefine.org/crazy/thesaurus/synonyms>