105 entries under sluggish topic. ×
| languid(adjective, dull, slow, careless, relaxed) | |
| languorous(adjective, dull, slow, careless, relaxed) | |
| lazy(adjective, dull, slow, relaxed, deliberate) | |
| enervated(adjective, beat, slow, relaxed, still) | |
| exhausted(adjective, beat, gloomy, depressed, weary) | |
| idle(adjective, dull, quiet, flat, careless) | |
| debilitated(adjective, dull, stupid, idle, weary) | |
| dreamy(adjective, quiet, easy, slow, relaxed) | |
| passive(adjective, dull, quiet, careless, heavy) | |
| phlegmatic(adjective, quiet, easy, slow, relaxed) | |
| indolent(adjective, dull, quiet, easy, careless) | |
| lackadaisical(adjective, dull, quiet, easy, slow) | |
| leaden(still, lifeless, lazy, listless) | |
| limp(adjective, dull, slow, relaxed, still) | |
| motionless(adjective, dull, quiet, flat, indifferent) | |
| out of it(expression, adjective, idiom, dull, quiet) | |
| slothful(adjective, dull, quiet, careless, heavy) | |
| snoozy(adjective, dull, quiet, slow, careless) | |
| still(adjective, dull, idle, lifeless) | |
| stupefied(adjective, dull, slow, cold, idle) |
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| APA | Smart Define. (2016). sleepy thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sleepy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sleepy thesaurus" https://smartdefine.org/sleepy/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, sleepy thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sleepy/thesaurus/synonyms>. |
| MLA | Smart Define. "sleepy thesaurus" 18 February 2016. Web. 27 September 2026. <https://smartdefine.org/sleepy/thesaurus/synonyms> |