207 entries under foolish topic. ×
| giddy(adjective, simple, rough, silly) | |
| incoherent(adjective, stupid, hot, unreasonable) | |
| incongruous(adjective, false, silly, stupid) | |
| mad as a March hare(expression, idiom, silly, insane) | |
| mad as a hatter(expression, adjective, idiom, silly) | |
| nutty as fruitcake(expression, idiom, silly, insane) | |
| quirky(adjective, stupid, senseless, irrational) | |
| riotous(adjective, pleasant, rough, happy, energetic) | |
| schizo(adjective, silly, insane, unwise) | |
| unreasoning(adjective, unreasonable, irrational, illogical) | |
| unzipped(adjective, upset, wild, silly) | |
| uproarious(adjective, pleasant, rough, happy, energetic) | |
| wayward(adjective, crazy, wicked, irrational) | |
| bedlamite(adjective, simple, silly, crazy) | |
| biased(adjective, wrong, violent, stupid) | |
| boisterous(adjective, pleasant, rough, happy, energetic) | |
| derailed(adjective, wrong, wild, silly) | |
| dingy(silly, insane, unwise) | |
| doltish(weak, simple, silly, thoughtless) | |
| feebleminded(weak, simple, silly, thoughtless) |
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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> |