105 entries under sluggish topic. ×
| blah(adjective, dull, quiet, slow, informal) | |
| indifferent(adjective, dull, quiet, beat, slow) | |
| jobless(adjective, dull, idle, lazy) | |
| quiescent(adjective, dull, quiet, flat, indifferent) | |
| sedentary(adjective, dull, idle, lazy) | |
| slack(dull, still, idle, late) | |
| spiritless(adjective, dull, slow, relaxed, still) | |
| stagnant(dull, late, lazy, listless) | |
| dopey(adjective, dull, quiet, slow, relaxed) | |
| stupid(adjective, dull, cold, dead, senseless) | |
| unemployed(adjective, dull, idle, lazy) | |
| draggy(adjective, dull, quiet, low, slow) | |
| flagging(adjective, dull, beat, slow, careless) | |
| immobile(adjective, dull, still, idle) | |
| laggard(adjective, dull, quiet, easy, careless) | |
| static(adjective, dull, quiet, flat, indifferent) | |
| stretchy(adjective, dull, stupid, idle, weary) | |
| dilatory(adjective, dull, quiet, moderate, easy) | |
| abeyant(adjective, dull, idle, lazy) | |
| asleep on the job(expression, idiom, dull, idle) |
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| APA | Smart Define. (2016). sleepy thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sleepy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sleepy thesaurus" https://smartdefine.org/sleepy/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, sleepy thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sleepy/thesaurus/synonyms>. |
| MLA | Smart Define. "sleepy thesaurus" 18 February 2016. Web. 28 September 2026. <https://smartdefine.org/sleepy/thesaurus/synonyms> |