77 entries under lethargic topic. ×

2
inattentive(adjective, dull, neglect, careless, indifferent)
2
laggard(adjective, dull, quiet, easy, careless)
2
lagging(adjective, dull, quiet, easy, careless)
2
limp(adjective, dull, weak, easy, slow)
2
lymphatic(adjective, weak, heavy, still)
2
snoozy(adjective, dull, weak, easy, slow)
1
careless(adjective, dull, indifferent, idle, apathetic)
1
dallying(adjective, dull, careless, indifferent, idle)
1
dreamy(still, languid, sleepy, indolent)
1
energyless(adjective, dull, weak, easy, slow)
1
faint(adjective, dull, weak, easy, slow)
1
flagging(adjective, dull, weak, easy, slow)
1
heedless(adjective, dull, indifferent, unsympathetic, sluggish)
1
laid-back(adjective, dull, weak, easy, slow)
1
languishing(adjective, dull, weak, easy, slow)
1
loafing(adjective, dull, careless, indifferent, idle)
1
lukewarm(adjective, dull, indifferent, unsympathetic, sluggish)
1
neglectful(dull, idle, sluggish, inactive)
1
out of it(expression, adjective, idiom, dull, careless)
1
procrastinating(adjective, dull, quiet, easy, careless)
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APASmart Define. (2015). supine thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/supine/thesaurus/synonyms
ChicagoSmart Define. 2015. "supine thesaurus" https://smartdefine.org/supine/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, supine thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/supine/thesaurus/synonyms>.
MLASmart Define. "supine thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/supine/thesaurus/synonyms>