77 entries under dull topic. ×
| opaque(adjective, close, strong, obscure) | |
| cloudy(adjective, obscure, property, dirty) | |
| foolish(adjective, simple, slow, silly) | |
| hazy(adjective, obscure, dirty, gray) | |
| mindless(adjective, simple, silly, foolish) | |
| soupy(adjective, obscure, dim, dense) | |
| vaporous(adjective, obscure, property, dim) | |
| weak-minded(adjective, slow, stupid) | |
| witless(adjective, simple, slow, silly) | |
| brainless(adjective, simple, slow, silly) | |
| oafish(adjective, slow, stupid) | |
| backward(adjective, simple, slow, silly) | |
| idiotic(adjective, simple, slow, silly) | |
| ignorant(adjective, simple, slow, silly) | |
| murky(adjective, obscure, solid, dim) | |
| thick-headed(unintelligent, witless) | |
| imbecile(adjective, simple, silly, foolish) | |
| imperceptive(adjective, insensitive, simple-minded, dull-witted) | |
| dimwitted(adjective, simple, slang, ability) | |
| deficient(adjective, simple, flat, poor) |
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| APA | Smart Define. (2016). thick thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/thick/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "thick thesaurus" https://smartdefine.org/thick/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, thick thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/thick/thesaurus/synonyms>. |
| MLA | Smart Define. "thick thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/thick/thesaurus/synonyms> |