46 entries under sane topic. ×
| bananas(adjective, slang, crazy, mad) | |
| gaga(adjective, informal, insane, distraught) | |
| maniacal(adjective, silly, foolish, stupid, crazy) | |
| touched(adjective, wrong, informal, wild, silly) | |
| buggy(adjective, slang, silly, foolish, crazy) | |
| fruity(adjective, slang, silly, foolish, insane) | |
| mentally ill(expression, adjective, idiom, unwell) | |
| non compos mentis(noun, expression, adjective, idiom, law) | |
| distraught(adjective, wrong, foolish, stupid, crazy) | |
| moonstruck(adjective, silly, foolish, stupid, insane) | |
| not all there(noun, adjective, idiom, slang, sick) | |
| of unsound mind(expression, adjective, idiom, foolish, stupid) | |
| around the bend(expression, adjective, idiom, wrong, confused) | |
| brainsick(adjective, wrong, wild, crazy, confused) | |
| disordered(adjective, wrong, wild, crazy, confused) | |
| unsound(adjective, foolish, unreasonable, illogical) | |
| wrong(adjective, foolish, unreasonable, illogical) | |
| off | |
| off one's rocker(adjective, idiom) | |
| crazy as a loon(expression, adjective, idiom, wrong, confused) |
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| APA | Smart Define. (2015). loony thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/loony/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "loony thesaurus" https://smartdefine.org/loony/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, loony thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/loony/thesaurus/synonyms>. |
| MLA | Smart Define. "loony thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/loony/thesaurus/synonyms> |