- Definitions|1
- Thesaurus|1.2k
- Abbreviations|0
36 entries under foolish topic. ×
| silly(adjective, slight, ability, stupid) | |
| dizzy(adjective, slang, ability, careless, silly) | |
| giddy(adjective, ability, careless, silly) | |
| brainless(adjective, simple, slow, careless, silly) | |
| featherbrained(adjective, slight, ability, careless, silly) | |
| flighty(adjective, slight, ability, careless, silly) | |
| stupid(adjective, simple, careless, indifferent, silly) | |
| scatterbrained(adjective, ability, careless, silly) | |
| inane(adjective, slight, silly, stupid) | |
| unintelligent(adjective, simple, slight, indifferent) | |
| witless(adjective, careless, indifferent, silly) | |
| dumb(adjective, simple, silly, stupid) | |
| harebrained(adjective, ability, careless, silly) | |
| simple(adjective, slight, silly, stupid) | |
| mindless(adjective, careless, silly, stupid) | |
| idiotic(adjective, silly, stupid, trivial) | |
| moronic(adjective, silly, stupid) | |
| senseless(careless, silly, stupid, trivial) | |
| unthinking(adjective, slight, careless, indifferent, silly) | |
| doltish(adjective, simple, careless, silly) |
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| APA | Smart Define. (2015). empty-headed thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/empty-headed/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "empty-headed thesaurus" https://smartdefine.org/empty-headed/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, empty-headed thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/empty-headed/thesaurus/synonyms>. |
| MLA | Smart Define. "empty-headed thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/empty-headed/thesaurus/synonyms> |