150 entries under insanity topic. ×
| frenetic(adjective, wild, mad, ill, sick) | |
| not right(expression, idiom, cuckoo, queer) | |
| off one's head(expression, adjective, idiom, mad, odd) | |
| bereft of reason(expression, idiom) | |
| tetched | |
| erotomaniac(noun, person, madness, psycho) | |
| rapist(noun, person, madness, psycho) | |
| adj | |
| aliene | |
| all possessed(expression, idiom) | |
| become insane(expression, idiom) | |
| flip one's bush(expression, idiom) | |
| flip one's lid(expression, idiom) | |
| flip one's wig(expression, idiom) | |
| flip out(verb, phrasal verb) | |
| go bonkers(expression, idiom) | |
| go crazy(expression, idiom) | |
| go mad(expression, idiom) | |
| insensate | |
| lose one's faculties(expression, idiom) |
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| APA | Smart Define. (2016). crazy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/crazy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "crazy thesaurus" https://smartdefine.org/crazy/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, crazy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/crazy/thesaurus/synonyms>. |
| MLA | Smart Define. "crazy thesaurus" 3 April 2016. Web. 24 September 2026. <https://smartdefine.org/crazy/thesaurus/synonyms> |