- Definitions|0
- Thesaurus|1.2k
- Abbreviations|0
32 entries under foolish topic. ×
| fatuous(adjective, silly, stupid, crazy) | |
| silly(adjective, ability, stupid, crazy) | |
| harebrained(adjective, ability, crazy, vague) | |
| witless(adjective, silly, innocent, vague) | |
| half-baked(adjective, stupid, impulsive, unintelligent) | |
| brainless(silly, impulsive, impractical, unintelligent) | |
| dull(simple, silly, stupid, crazy) | |
| dumb(stupid, crazy, insane, unintelligent) | |
| idiotic(adjective, silly, stupid, crazy) | |
| imbecilic(adjective, crazy, innocent, vague) | |
| mindless(adjective, silly, innocent, dense) | |
| moronic(adjective, dull, simple, slow, silly) | |
| senseless(crazy, impulsive, insane, unintelligent) | |
| thick-witted(crazy, insane) | |
| unintelligent(silly, stupid, crazy, insane) | |
| absurd(silly, impractical, unintelligent, unaware) | |
| asinine(silly, crazy, insane, unintelligent) | |
| batty(crazy, impulsive, insane, impractical) | |
| crazy(impulsive, insane, impractical, unintelligent) | |
| imbecile(dull, simple, silly, crazy) |
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| APA | Smart Define. (2015). birdbrained thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/birdbrained/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "birdbrained thesaurus" https://smartdefine.org/birdbrained/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, birdbrained thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/birdbrained/thesaurus/synonyms>. |
| MLA | Smart Define. "birdbrained thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/birdbrained/thesaurus/synonyms> |