111 entries under sluggish topic. ×
| deliberate(verb, adjective, stop, quiet, delay) | |
| do-nothing(adjective, dull, lazy, motionless) | |
| lagging(dull, slow, careless, dubious) | |
| languorous(adjective, dull, slow, careless, indifferent) | |
| leaden(adjective, dull, quiet, moderate, easy) | |
| phlegmatic(adjective, dull, quiet, moderate, easy) | |
| disinclined(adjective, quiet, easy, heavy, deliberate) | |
| hebetudinous(adjective, dull, slow, heavy) | |
| procrastinating(dull, slow, careless, late) | |
| quiescent(adjective, dull, still, lazy) | |
| sleepy(dull, still, idle, late) | |
| unconcerned(noun, adjective, dull, careless, indifferent) | |
| abeyant(dull, lazy, passive, inert) | |
| asleep(dull, still, lifeless, lazy) | |
| blah(adjective, dull, quiet, flat, slow) | |
| comatose(adjective, dull, slow, careless, indifferent) | |
| dallying(dull, slow, careless, late) | |
| dopey(adjective, dull, slow, heavy) | |
| flagging(dull, slow, careless, idle) | |
| foot-dragging(adjective, slow, logy, slow-moving) |
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| APA | Smart Define. (2016). slack thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/slack/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "slack thesaurus" https://smartdefine.org/slack/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, slack thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/slack/thesaurus/synonyms>. |
| MLA | Smart Define. "slack thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/slack/thesaurus/synonyms> |