94 entries under lethargic topic. ×

13
languorous(adjective, dull, weak, easy, flat)
13
slow(adjective, dull, quiet, weak, easy)
12
lifeless(adjective, calm, dull, quiet, tough)
12
neutral(adjective, calm, cool, relaxed, cold)
12
spiritless(adjective, dull, quiet, hard, cool)
10
bored(adjective, cool, careless, indifferent, sophisticated)
10
slothful(adjective, dull, quiet, flat, low)
9
inattentive(noun, adjective, dull, sharp, rude)
9
lazy(adjective, dull, weak, easy, slow)
9
sleepy(adjective, dull, quiet, slow, careless)
9
supine(adjective, dull, weak, easy, slow)
8
comatose(adjective, dull, weak, easy, slow)
8
idle(adjective, dull, quiet, careless, indifferent)
7
easygoing(adjective, calm, dull, cool, careless)
7
heavy(adjective, dull, quiet, weak, easy)
7
laid-back(adjective, calm, dull, quiet, cool)
7
slack(noun, adjective, dull, quiet, easy)
7
weary(adjective, dull, cool, weak, easy)
6
benumbed(adjective, dull, hard, tough, severe)
6
careless(noun, adjective, calm, dull, hard)
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APASmart Define. (2016). apathetic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/apathetic/thesaurus/synonyms
ChicagoSmart Define. 2016. "apathetic thesaurus" https://smartdefine.org/apathetic/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, apathetic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/apathetic/thesaurus/synonyms>.
MLASmart Define. "apathetic thesaurus" 23 March 2016. Web. 27 September 2026. <https://smartdefine.org/apathetic/thesaurus/synonyms>