- Definitions|1
- Thesaurus|1k
- Abbreviations|0
13 entries under silly topic. ×
| fatuous(adjective, stupid, impractical, unintelligent) | |
| stupid(adjective, simple, slow, unintelligent) | |
| dense(adjective, simple, stupid, unintelligent) | |
| moronic(adjective, slow, stupid, impulsive) | |
| foolish(impulsive, impractical, unintelligent, unaware) | |
| witless(adjective, impulsive, impractical, unintelligent) | |
| brainless(adjective, simple, slow, stupid) | |
| idiotic(adjective, impulsive, impractical, unintelligent) | |
| birdbrained(impulsive, impractical, unintelligent, unaware) | |
| inane(impractical, unintelligent, unaware, half-baked) | |
| absurd(impractical, unintelligent, unaware, half-baked) | |
| ludicrous(impractical, unintelligent, unaware, half-baked) | |
| puerile(impractical, unintelligent, unaware, half-baked) |
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| APA | Smart Define. (2015). boneheaded thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/boneheaded/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "boneheaded thesaurus" https://smartdefine.org/boneheaded/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, boneheaded thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/boneheaded/thesaurus/synonyms>. |
| MLA | Smart Define. "boneheaded thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/boneheaded/thesaurus/synonyms> |