- Definitions|1
- Thesaurus|2.6k
- Abbreviations|0
142 entries under silly topic. ×
| unintelligent(weak, simple, foolish, crazy) | |
| unusual(adjective, keen, warm, foolish) | |
| unworkable(foolish, fantastic, unwise, impractical) | |
| weak(simple, extraordinary, foolish, thoughtless) | |
| weird(foolish, fantastic, unwise, impractical) | |
| ape(foolish, unwise) | |
| bats in the belfry(expression, idiom, foolish, unwise) | |
| bedlamite(adjective, keen, warm, foolish) | |
| berserk(foolish, unwise) | |
| bonkers(foolish, unwise) | |
| buggy(adjective, foolish, crazy, mad) | |
| chaotic(crazy, wacky) | |
| crazed(adjective, wild, foolish, stupid) | |
| cuckoo(foolish, unwise) | |
| demented(adjective, wild, foolish, crazy) | |
| dingy(foolish, unwise) | |
| enthusiastic(adjective, keen, warm, foolish) | |
| flipped(foolish, unwise) | |
| flipped out(expression, foolish, unwise) | |
| freaked out(expression, foolish, unwise) |
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| APA | Smart Define. (2015). harebrained thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/harebrained/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "harebrained thesaurus" https://smartdefine.org/harebrained/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, harebrained thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/harebrained/thesaurus/synonyms>. |
| MLA | Smart Define. "harebrained thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/harebrained/thesaurus/synonyms> |