- Definitions|2
- Thesaurus|2.5k
- Abbreviations|0
91 entries under sluggish topic. ×
| dull(adjective, calm, weak, simple, tough) | |
| inert(adjective, calm, dull, quiet, smooth) | |
| spiritless(adjective, dull, weak, excite, sad) | |
| inactive(adjective, calm, dull, quiet, gentle) | |
| listless(adjective, calm, dull, quiet, weak) | |
| torpid(adjective, calm, dull, quiet, flat) | |
| passive(adjective, calm, dull, quiet, gentle) | |
| lethargic(adjective, calm, dull, flat, slow) | |
| languid(adjective, dull, quiet, weak, flat) | |
| slow(adjective, dull, quiet, flat, informal) | |
| apathetic(adjective, calm, dull, quiet, tough) | |
| idle(adjective, calm, dull, quiet, gentle) | |
| phlegmatic(adjective, calm, quiet, tough, slow) | |
| lackluster(adjective, dull, weak, simple, flat) | |
| languorous(adjective, dull, flat, low, sad) | |
| sleepy(adjective, dull, quiet, careless, indifferent) | |
| slothful(adjective, dull, quiet, flat, low) | |
| heavy(adjective, dull, quiet, flat, slow) | |
| lackadaisical(adjective, dull, flat, low, sad) | |
| stagnant(adjective, calm, quiet, smooth, gentle) |
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| APA | Smart Define. (2015). lifeless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/lifeless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "lifeless thesaurus" https://smartdefine.org/lifeless/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, lifeless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/lifeless/thesaurus/synonyms>. |
| MLA | Smart Define. "lifeless thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/lifeless/thesaurus/synonyms> |