96 entries under dull topic. ×
| benumbed | |
| comatose | |
| deficient(silly, foolish, stupid, unintelligent) | |
| drowsy | |
| dummy(adjective, unintelligent, witless) | |
| feeble-minded(adjective, simple, slow, stupid) | |
| gullible(adjective, simple, slow, silly) | |
| half-baked(adjective, simple, slow, foolish) | |
| insensate(adjective, simple, slow, silly) | |
| ludicrous(silly, foolish, stupid, unintelligent) | |
| meaningless(silly, foolish, stupid, unintelligent) | |
| naive(adjective, simple, foolish, innocent) | |
| pointless(silly, foolish, stupid, unintelligent) | |
| puerile(silly, unintelligent, unaware, witless) | |
| simpleminded(simple, silly, foolish, stupid) | |
| sleepy | |
| soporific | |
| unexcitable(adjective, heavy, stupid, impassive) | |
| unthinking(silly, foolish, stupid, unintelligent) | |
| dazed(unintelligent, witless) |
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| APA | Smart Define. (2015). dense thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/dense/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "dense thesaurus" https://smartdefine.org/dense/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, dense thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/dense/thesaurus/synonyms>. |
| MLA | Smart Define. "dense thesaurus" 17 July 2015. Web. 25 September 2026. <https://smartdefine.org/dense/thesaurus/synonyms> |