287 entries under adjective topic. ×
| imbecile(dull, simple, silly, foolish) | |
| senseless(dull, simple, slow, silly) | |
| thickheaded(simple, ability, slow, stupid) | |
| weak-minded(dull, simple, slow, stupid) | |
| acquiescent(calm, quiet, humble, shy) | |
| answerless(calm, quiet, humble, shy) | |
| boneheaded(simple, slow, stupid, impulsive) | |
| bovine(dull, heavy, stupid, impassive) | |
| can't say boo to a goose(calm, quiet, humble, shy) | |
| clueless | |
| dotty | |
| lamblike(calm, quiet, humble, shy) | |
| mindless(dull, simple, slow, silly) | |
| screwy | |
| still(verb, adverb, calm, dull) | |
| tight-lipped(close, quiet, soft, low) | |
| unanswered(calm, quiet, humble, shy) | |
| uncommunicative(close, quiet, soft, low) | |
| unreciprocated(calm, quiet, humble, shy) | |
| without response(calm, quiet, humble, shy) |
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| APA | Smart Define. (2016). dumb thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/dumb/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dumb thesaurus" https://smartdefine.org/dumb/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, dumb thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/dumb/thesaurus/synonyms>. |
| MLA | Smart Define. "dumb thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/dumb/thesaurus/synonyms> |