80 entries under insane topic. ×
| mad as a March hare(expression, idiom, silly, foolish, mad) | |
| mad as a hatter(expression, adjective, idiom, silly, foolish) | |
| mentally strange(expression, silly, foolish, mad) | |
| mindless(mad, psychiatric) | |
| nutty as fruitcake(expression, idiom, silly, foolish, mad) | |
| odd(adjective, wild, strange, silly, foolish) | |
| raving(adjective, upset, wrong, rough, silly) | |
| screw loose(expression, silly, foolish, mad) | |
| bats in the belfry(expression, idiom, silly, foolish, mad) | |
| dingy(silly, foolish, mad, unwise) | |
| distracted(upset, wild, crazy, irrational) | |
| frantic(upset, wild, crazy, irrational) | |
| harebrained(adjective, wild, silly, foolish, stupid) | |
| unglued(upset, silly, foolish, crazy, mad) | |
| unsettled(silly, foolish, stupid, crazy) | |
| aper(silly, mad) | |
| bugged out(expression, adjective, stupid, crazy) | |
| mentally incompetent(expression, adjective, stupid, crazy) | |
| nutsy(mad, psychiatric) | |
| psychiatric |
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| APA | Smart Define. (2016). nuts thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/nuts/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "nuts thesaurus" https://smartdefine.org/nuts/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, nuts thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/nuts/thesaurus/synonyms>. |
| MLA | Smart Define. "nuts thesaurus" 3 March 2016. Web. 25 September 2026. <https://smartdefine.org/nuts/thesaurus/synonyms> |