100 entries under inactive topic. ×
| submissive(adjective, quiet, flat, indifferent, apathetic) | |
| tardy(dull, idle, sluggish, late) | |
| tractable(adjective, quiet, flat, indifferent, apathetic) | |
| trifling(dull, idle, sluggish, lethargic) | |
| unassertive(adjective, quiet, flat, indifferent, apathetic) | |
| unconcerned(adjective, dull, still, idle, sluggish) | |
| unenergetic(dull, idle, sluggish, lethargic) | |
| unflappable(adjective, quiet, indifferent, apathetic, lifeless) | |
| unindustrious(dull, idle, sluggish, lethargic) | |
| uninvolved(adjective, quiet, indifferent, apathetic, lifeless) | |
| unoccupied(adjective, dull, idle, sluggish, lazy) | |
| unpersevering(dull, idle, sluggish, lethargic) | |
| unready(dull, idle, sluggish, lethargic) | |
| unresisting(adjective, quiet, flat, indifferent, apathetic) | |
| unworking | |
| walking through it(expression, adjective, idiom, quiet, flat) | |
| yielding(adjective, quiet, flat, indifferent, apathetic) | |
| reflexive(inert, unreceptive) | |
| unreceptive | |
| unresponsive(still, lifeless, inert, motionless) |
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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> |