207 entries under foolish topic. ×
| illogical(adjective, characteristic, wrong, false, silly) | |
| imprudent(adjective, characteristic, weak, simple, wild) | |
| potty(adjective, wild, silly, crazy) | |
| enthusiastic(adjective, concern, passionate, silly) | |
| daffy(adjective, weak, simple, informal, silly) | |
| goofy(adjective, silly, unwise) | |
| loopy(adjective, knowledge, ability, informal) | |
| brainless(adjective, weak, simple, silly) | |
| harebrained(adjective, weak, simple, knowledge, ability) | |
| invalid(adjective, characteristic, crazy, unreasonable) | |
| uncontrolled(adjective, characteristic, rough, anger, wild) | |
| unwise(adjective, weak, simple, wrong, wild) | |
| zealous(adjective, love, concern, passionate, enthusiastic) | |
| extravagant(adjective, rough, strange, crazy) | |
| keen(adjective, love, concern, passionate, enthusiastic) | |
| mindless(adjective, dull, simple, wrong, silly) | |
| thoughtless(adjective, silly, stupid, senseless) | |
| aberrant(adjective, characteristic, hot, crazy) | |
| avid(adjective, love, rough, passionate, enthusiastic) | |
| flaky(adjective, wrong, unusual, passionate, violent) |
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| APA | Smart Define. (2016). mad thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mad/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "mad thesaurus" https://smartdefine.org/mad/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, mad thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mad/thesaurus/synonyms>. |
| MLA | Smart Define. "mad thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/mad/thesaurus/synonyms> |