173 entries under dull topic. ×
| dead(adjective, calm, quiet, flat) | |
| lazy(adjective, weak, easy, slow) | |
| apathetic(adjective, quiet, weak, easy) | |
| flat(adjective, quiet, slow, indifferent) | |
| phlegmatic(adjective, quiet, weak, easy) | |
| supine(adjective, quiet, weak, easy) | |
| indifferent(adjective, quiet, weak, easy) | |
| sleeping(adjective, action, quiet, show) | |
| asleep(adjective, action, calm, quiet) | |
| easy(adjective, quiet, weak, slow) | |
| lackadaisical(adjective, quiet, weak, easy) | |
| somnolent(adjective, action, quiet, slow) | |
| placid(adjective, quiet, cool, smooth) | |
| extinct(adjective, cold, dead, tired) | |
| heavy(adjective, quiet, weak, easy) | |
| inoperative(adjective, action, calm, gentle) | |
| leisurely(adjective, quiet, weak, easy) | |
| comatose(adjective, quiet, weak, easy) | |
| leaden(adjective, quiet, weak, easy) | |
| spiritless(adjective, quiet, weak, easy) |
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| APA | Smart Define. (2015). inactive thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/inactive/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "inactive thesaurus" https://smartdefine.org/inactive/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, inactive thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/inactive/thesaurus/synonyms>. |
| MLA | Smart Define. "inactive thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/inactive/thesaurus/synonyms> |