150 entries under indifferent topic. ×

1
regardless(adjective, detached, distant, apathetic)
1
repellent(adjective, mean, hard, cool, unpleasant)
1
repugnant(adjective, mean, hard, cool, unpleasant)
1
scornful(adjective, detached, distant, apathetic)
1
self-centered(adjective, sophisticated, cunning, unsympathetic)
1
serene(adjective, calm, cool, restrained)
1
silent(adjective, detached, distant, apathetic)
1
stoical(adjective, cool, cold, detached)
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supercilious(adjective, detached, distant, apathetic)
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superior(adjective, detached, distant, apathetic)
1
unaroused(adjective, detached, distant, apathetic)
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unbiased(adjective, detached, distant, apathetic)
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uncommunicative(adjective, detached, distant, apathetic)
1
uncongenial(adjective, mean, hard, cool, unpleasant)
1
undisturbed(adjective, nonchalant, undaunted, unworried)
1
unimpressed(adjective, calm, restrained, detached)
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unpleasant(adjective, mean, hard, cool, tough)
1
unprejudiced(adjective, detached, distant, apathetic)
1
unruffled(adjective, calm, cool, restrained)
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what the hell(expression, adjective, idiom, unconcerned)
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APASmart Define. (2016). callous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/callous/thesaurus/synonyms
ChicagoSmart Define. 2016. "callous thesaurus" https://smartdefine.org/callous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, callous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/callous/thesaurus/synonyms>.
MLASmart Define. "callous thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/callous/thesaurus/synonyms>