- Definitions|2
- Thesaurus|2.5k
- Abbreviations|0
304 entries under dull topic. ×
| cold(adjective, calm, tough, soft) | |
| slow(adjective, quiet, flat, informal) | |
| still(adjective, calm, quiet, gentle) | |
| apathetic(adjective, calm, quiet, tough) | |
| idle(adjective, calm, quiet, gentle) | |
| insensible(adjective, quiet, flat, slow) | |
| tame(adjective, simple, flat, low) | |
| arid(adjective, excite, stupid, dry) | |
| drab(adjective, weak, simple, soft) | |
| dreary(adjective, dry, boring, routine) | |
| jejune(adjective, quiet, weak, flat) | |
| lackluster(adjective, weak, simple, flat) | |
| languorous(adjective, flat, low, sad) | |
| sleepy(adjective, quiet, careless, indifferent) | |
| slothful(adjective, quiet, flat, low) | |
| static(adjective, calm, quiet, smooth) | |
| bland(adjective, weak, boring, feeble) | |
| colorless(adjective, weak, simple, soft) | |
| heavy(adjective, quiet, flat, slow) | |
| humdrum(adjective, weak, simple, plain) |
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| APA | Smart Define. (2015). lifeless thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/lifeless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "lifeless thesaurus" https://smartdefine.org/lifeless/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, lifeless thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/lifeless/thesaurus/synonyms>. |
| MLA | Smart Define. "lifeless thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/lifeless/thesaurus/synonyms> |