- Definitions|1
- Thesaurus|868
- Abbreviations|0
| loony(adjective, knowledge, ability, informal, foolish) | |
| barmy(adjective, crazy, mad, odd, insane) | |
| bonkers | |
| mad(adjective, knowledge, ability, foolish, crazy) | |
| nuts | |
| balmy(adjective, knowledge, slang, ability, crazy) | |
| crazy(adjective, knowledge, ability, informal, foolish) | |
| daft(adjective, foolish, crazy, mad, odd) | |
| kooky(adjective, foolish) | |
| loco | |
| nutty(adjective, foolish) | |
| wacky(adjective, knowledge, slang, ability, informal) | |
| batty | |
| dotty(adjective, foolish) | |
| insane(adjective, knowledge, ability, foolish) | |
| fruity | |
| haywire | |
| lunatic(adjective, knowledge, ability, foolish, crazy) | |
| bats | |
| buggy |
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| APA | Smart Define. (2015). loopy thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/loopy/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "loopy thesaurus" https://smartdefine.org/loopy/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, loopy thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/loopy/thesaurus/synonyms>. |
| MLA | Smart Define. "loopy thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/loopy/thesaurus/synonyms> |