93 entries under foolish topic. ×
| harebrained(adjective, characteristic, careless, fantastic) | |
| unbalanced(adjective, characteristic, silly, extreme) | |
| unreasonable(adjective, wrong, silly, stupid) | |
| eccentric(adjective, unusual, strange, silly) | |
| indiscreet(adjective, offensive, rude, careless) | |
| unpredictable(noun, adjective, violent, careless, silly) | |
| impolite(adjective, offensive, rude, stupid) | |
| indecorous(adjective, offensive, rude, stupid) | |
| acting crazy(expression, adjective, silly, crazy) | |
| mad as a March hare(expression, idiom, silly, unwise) | |
| mad as a hatter(expression, idiom, wrong, silly) | |
| mentally strange(expression, silly, unwise) | |
| nutty as fruitcake(expression, idiom, wrong, silly) |
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| APA | Smart Define. (2016). wild thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/wild/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "wild thesaurus" https://smartdefine.org/wild/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, wild thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/wild/thesaurus/synonyms>. |
| MLA | Smart Define. "wild thesaurus" 15 March 2016. Web. 23 September 2026. <https://smartdefine.org/wild/thesaurus/synonyms> |