74 entries under insane topic. ×
| nuts(noun, adjective, slang, crazy, mad) | |
| daft(adjective, sane) | |
| crazy(adjective, informal, mad, sick) | |
| lunatic(adjective, crazy, mad, irrational) | |
| mad(adjective, crazy, irrational, sane) | |
| nutty(noun, adjective, slang, crazy, mad) | |
| batty(noun, adjective, slang, crazy) | |
| demented(adjective, sane) | |
| loony(adjective, informal, sane) | |
| mental(adjective, hacked, lunatic, psychiatric) | |
| unbalanced(adjective, crazy, mad, irrational) | |
| deranged(adjective, crazy, mad, irrational) | |
| cracked(adjective, informal, sane) | |
| dotty(adjective, crazy, sick, irrational) | |
| crazed | |
| non compos mentis(expression, adjective, idiom, law, mad) | |
| touched(adjective, informal, sane) | |
| fruity(adjective, slang, mad, sane) | |
| maniac(adjective, crazy, mad, sick) | |
| mentally ill(expression, adjective, idiom, crazy, sick) |
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| APA | Smart Define. (2015). loco thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/loco/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "loco thesaurus" https://smartdefine.org/loco/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, loco thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/loco/thesaurus/synonyms>. |
| MLA | Smart Define. "loco thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/loco/thesaurus/synonyms> |