110 entries under sluggish topic. ×

5
fainéant(adjective, action, dull, careless, indifferent)
5
indifferent(adjective, dull, quiet, careless, weary)
5
latent(adjective, calm, dull, quiet, gentle)
5
sedentary(adjective, dull, lazy, inactive)
4
laggard(adjective, dull, quiet, easy, careless)
4
lax(verb, adjective, dull, release, loose)
4
leisurely(adjective, quiet, moderate, easy, slow)
4
loafing(adjective, dull, careless, indifferent, weary)
3
careless(adjective, dull, indifferent, apathetic)
3
comatose(adjective, dull, careless, indifferent, weary)
3
down(adjective, dull, still, lifeless)
3
heavy(adjective, dull, quiet, moderate, easy)
3
limp(verb, adjective, dull, fail, diminish)
3
procrastinating(adjective, dull, quiet, easy, careless)
3
remiss(adjective, dull, careless, inactivity)
3
slow-moving(adjective, dull, quiet, easy, careless)
3
spiritless(adjective, dull, careless, cold, indifferent)
3
tardy(adjective, dull, quiet, easy, careless)
2
abeyant(adjective, dull, lazy, passive)
2
disengaged(adjective, dull, bare, lazy)
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APASmart Define. (2015). idle thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/idle/thesaurus/synonyms
ChicagoSmart Define. 2015. "idle thesaurus" https://smartdefine.org/idle/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, idle thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/idle/thesaurus/synonyms>.
MLASmart Define. "idle thesaurus" 23 October 2015. Web. 27 September 2026. <https://smartdefine.org/idle/thesaurus/synonyms>