131 entries under careless topic. ×

16
torpid(adjective, dull, quiet, hard, weak)
15
cold-blooded(adjective, person, mean, hard, cool)
13
inactive(adjective, dull, quiet, weak, easy)
13
languorous(adjective, dull, weak, easy, flat)
13
slow(adjective, dull, quiet, weak, easy)
12
lifeless(adjective, calm, dull, quiet, tough)
12
spiritless(adjective, dull, quiet, hard, cool)
10
bored(adjective, cool, indifferent, sophisticated)
10
incurious(adjective, calm, cool, relaxed)
10
slothful(adjective, dull, quiet, flat, low)
10
stony(adjective, person, mean, hard, cool)
10
unaffected(adjective, hard, tough, temper)
9
heartless(adjective, mean, hard, cool, tough)
9
inattentive(noun, adjective, dull, sharp, rude)
9
lazy(adjective, dull, weak, easy, slow)
9
sleepy(adjective, dull, quiet, slow)
9
supine(adjective, dull, weak, easy, slow)
8
casual(adjective, calm, cool, relaxed)
8
comatose(adjective, dull, weak, easy, slow)
8
idle(adjective, dull, quiet, indifferent)
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APASmart Define. (2016). apathetic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/apathetic/thesaurus/synonyms
ChicagoSmart Define. 2016. "apathetic thesaurus" https://smartdefine.org/apathetic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, apathetic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/apathetic/thesaurus/synonyms>.
MLASmart Define. "apathetic thesaurus" 23 March 2016. Web. 25 September 2026. <https://smartdefine.org/apathetic/thesaurus/synonyms>