78 entries under foolish topic. ×
| chuckle-headed | |
| deficient(adjective, dull, silly, stupid) | |
| gullible(adjective, dull, simple, slow, silly) | |
| harebrained(crazy, impulsive, insane, unintelligent) | |
| ill-advised(dull, stupid, unintelligent, witless) | |
| knuckle-headed | |
| lame-brained | |
| meaningless(adjective, dull, silly, stupid) | |
| meat-headed | |
| mentally handicapped(expression, silly, stupid) | |
| pointless(dull, silly, stupid, unintelligent) | |
| thick-headed(dull, silly, stupid, unintelligent) | |
| unthinking(dull, silly, stupid, unintelligent) | |
| foolhardy(crazy, insane, impractical, half-baked) | |
| mentally deficient(expression, silly, stupid) | |
| not intelligent(expression, silly, stupid) | |
| squirrelly(crazy, insane) | |
| very stupid(expression, crazy, insane) |
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| APA | Smart Define. (2016). dumb thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/dumb/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dumb thesaurus" https://smartdefine.org/dumb/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, dumb thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/dumb/thesaurus/synonyms>. |
| MLA | Smart Define. "dumb thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/dumb/thesaurus/synonyms> |