- Definitions|2
- Thesaurus|2.6k
- Abbreviations|0
82 entries under expression topic. ×
| mentally ill(adjective, idiom, sane, unwell) | |
| not all there(noun, adjective, idiom, slang) | |
| of unsound mind(adjective, idiom, silly, mad) | |
| out to lunch(adjective, idiom, silly, mad) | |
| round the bend(idiom, silly, foolish, mad) | |
| morning | |
| around the bend(adjective, idiom, confused, insane) | |
| bats in the belfry(idiom, silly, foolish, mad) | |
| flipped out(silly, foolish, crazy, mad) | |
| freaked out(silly, foolish, mad, insane) | |
| mad as a March hare(idiom, silly, foolish, mad) | |
| mad as a hatter(adjective, idiom, silly, foolish) | |
| mentally strange(silly, foolish, mad, insane) | |
| nutty as fruitcake(idiom, silly, foolish, mad) | |
| screw loose(silly, foolish, mad, insane) | |
| ahoy | |
| allo | |
| bonjour | |
| bonsoir | |
| cooee |
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| APA | Smart Define. (2016). cuckoo thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/cuckoo/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "cuckoo thesaurus" https://smartdefine.org/cuckoo/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, cuckoo thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/cuckoo/thesaurus/synonyms>. |
| MLA | Smart Define. "cuckoo thesaurus" 30 March 2016. Web. 22 September 2026. <https://smartdefine.org/cuckoo/thesaurus/synonyms> |