56 entries under insane topic. ×
| crazy(adjective, strange, silly, foolish) | |
| aper(noun, adjective, silly, mad) | |
| cuckoo(silly, foolish, crazy, mad) | |
| bats in the belfry(expression, adjective, idiom, silly, mad) | |
| delirious(adjective, silly, foolish, crazy, mad) | |
| deranged(adjective, silly, foolish, crazy, mad) | |
| flipped(adjective, strong, severe, intense, violent) | |
| flipped out(expression, silly, foolish, crazy, mad) | |
| freaked out(expression, silly, foolish, mad) | |
| mad(silly, foolish, crazy, irrational) | |
| mad as a March hare(expression, adjective, idiom, silly, mad) | |
| mad as a hatter(expression, adjective, idiom, silly, mad) | |
| mentally strange(expression, silly, foolish, mad) | |
| nuts(silly, foolish, crazy, mad) | |
| nutty(silly, foolish, crazy, mad) | |
| nutty as fruitcake(expression, adjective, idiom, silly, mad) | |
| of unsound mind(expression, adjective, idiom, silly, mad) | |
| out to lunch(expression, adjective, idiom, silly, mad) | |
| round the bend(expression, adjective, idiom, silly, mad) | |
| screw loose(expression, adjective, silly, foolish, mad) |
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| APA | Smart Define. (2015). ape thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ape/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "ape thesaurus" https://smartdefine.org/ape/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, ape thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ape/thesaurus/synonyms>. |
| MLA | Smart Define. "ape thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/ape/thesaurus/synonyms> |