- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
68 entries under irrational topic. ×
| daffy(adjective, weak, simple, informal, silly) | |
| hysterical(adjective, upset, mad, distraught) | |
| kooky(adjective, weak, simple, wrong, wild) | |
| loco(adjective, slang, crazy, mad) | |
| potty(adjective, wild, silly, foolish, stupid) | |
| unsound(adjective, wrong, silly, foolish, stupid) | |
| crackers(adjective, simple, silly, foolish, disturbed) | |
| eccentric(noun, adjective, wild, strange, silly) | |
| manic(adjective, evil, wild, stupid, hot) | |
| disordered(adjective, crazy, confused, distracted) | |
| distraught(adjective, upset, wrong, wild, foolish) | |
| brainsick(adjective, wrong, wild, crazy, confused) | |
| buggy(adjective, slang, silly, foolish, crazy) | |
| out of one's mind(adjective, idiom, foolish, ill) | |
| around the bend(expression, adjective, idiom, wrong, wild) | |
| bedlamite(adjective, simple, silly, foolish, crazy) | |
| cockamamie(adjective, weak, simple, wrong, silly) | |
| flipped(adjective, wild, silly, foolish, crazy) | |
| overwrought(adjective, upset, mad, frantic) | |
| unscrewed(adjective, wild, crazy, mad, unstable) |
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| APA | Smart Define. (2015). insane thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/insane/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "insane thesaurus" https://smartdefine.org/insane/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, insane thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/insane/thesaurus/synonyms>. |
| MLA | Smart Define. "insane thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/insane/thesaurus/synonyms> |