70 entries under careless topic. ×

5
passive(adjective, dull, quiet, gentle)
5
slothful(adjective, dull, sad, indifferent)
5
unresponsive(adjective, dull, quiet, hard, cool)
4
half-hearted(adjective, relaxed, indifferent, apathetic)
4
indolent(adjective, dull, slow, relaxed)
4
stiff(adjective, dull, hard, indifferent)
4
unsusceptible(adjective, hard, indifferent, cruel)
4
unsympathetic(adjective, dull, quiet, hard, cool)
3
idle(adjective, dull, cold, indifferent)
3
insensible(adjective, dull, quiet, hard, cool)
3
insensitive(adjective, dull, quiet, hard)
3
lazy(adjective, dull, weak, easy, slow)
3
unimpressionable(adjective, hard, indifferent, cruel)
2
halfhearted(adjective, dull, weak, warm, mild)
2
insentient(adjective, dull, hard, cold)
1
abstracted(adjective, dull, relaxed, indifferent)
1
blind to(verb, expression, adjective, phrasal verb, hard)
1
case-hardened(adjective, hard, indifferent, cruel)
1
daydreaming(adjective, dull, relaxed, indifferent)
1
deaf to(verb, expression, adjective, phrasal verb, hard)
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APASmart Define. (2015). spiritless thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/spiritless/thesaurus/synonyms
ChicagoSmart Define. 2015. "spiritless thesaurus" https://smartdefine.org/spiritless/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, spiritless thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/spiritless/thesaurus/synonyms>.
MLASmart Define. "spiritless thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/spiritless/thesaurus/synonyms>