103 entries under silly topic. ×
| crazy(adjective, informal, strange, foolish) | |
| mad(adjective, simple, foolish, crazy) | |
| insane(adjective, simple, foolish, crazy) | |
| deranged(adjective, simple, foolish, mad) | |
| unbalanced(adjective, foolish, crazy, mad) | |
| nuts(adjective, slang, foolish, crazy) | |
| lunatic(adjective, simple, foolish, mad) | |
| psychotic(adjective, foolish, stupid, insane) | |
| daft(adjective, informal, foolish, stupid) | |
| batty(adjective, foolish, stupid, crazy) | |
| bonkers(adjective, simple, foolish, mad) | |
| psycho(noun, adjective, slang, mad) | |
| barmy(adjective, foolish, crazy, mad) | |
| demented(adjective, simple, foolish, mad) | |
| nutty(adjective, simple, foolish, mad) | |
| screwy(adjective, foolish, crazy, mad) | |
| unhinged(adjective, simple, foolish, mad) | |
| balmy(adjective, foolish, unwise) | |
| crazed(adjective, foolish, stupid, crazy) | |
| of unsound mind(expression, adjective, idiom, mad) |
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| APA | Smart Define. (2015). mental thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mental/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "mental thesaurus" https://smartdefine.org/mental/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, mental thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mental/thesaurus/synonyms>. |
| MLA | Smart Define. "mental thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/mental/thesaurus/synonyms> |