- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
117 entries under crazy topic. ×
| eccentric(noun, adjective, wild, strange, silly) | |
| manic(adjective, evil, wild, stupid, hot) | |
| not all there(expression, adjective, idiom, unstable) | |
| out to lunch(expression, adjective, idiom, silly) | |
| disordered(adjective, confused, irrational, distracted) | |
| distraught(adjective, upset, wrong, wild, foolish) | |
| brainsick(adjective, wrong, wild, confused) | |
| buggy(adjective, slang, silly, foolish) | |
| dumb(foolish, impractical, half-baked, doomed) | |
| queer(adjective, cuckoo) | |
| sick(adjective, mad, ill, unhealthy) | |
| dull | |
| flaky(adjective, simple, silly, foolish) | |
| hare-brained(adjective, silly, foolish, zany) | |
| imbecile | |
| maddened(adjective, violent, mad, vicious) | |
| strange(adjective, wild, silly, foolish) | |
| zany(adjective, weak, simple, knowledge, ability) | |
| erratic(adjective, wild, strange, silly, foolish) | |
| extreme(adjective, strange, stupid, unreasonable) |
For more, visit
Insane on
Power Thesaurus
| APA | Smart Define. (2015). insane thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/insane/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "insane thesaurus" https://smartdefine.org/insane/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, insane thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/insane/thesaurus/synonyms>. |
| MLA | Smart Define. "insane thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/insane/thesaurus/synonyms> |