54 entries under indifferent topic. ×

3
thick-skinned(adjective, hard, detached, unfeeling)
3
unemotional(adjective, hard, cold, detached)
2
coldblooded(adjective, mean, hard, harsh, cold)
2
hardened(adjective, hard, unfeeling, unsympathetic)
2
inhuman(adjective, mean, hard, harsh, cold)
2
mean(adjective, hard, harsh, cold)
2
soulless(adjective, mean, hard, harsh, cold)
2
uncompassionate(adjective, hard, cold, detached)
2
unresponsive(adjective, hard, detached, unfeeling)
2
unsusceptible(adjective, hard, unfeeling, unsympathetic)
1
austere(adjective, mean, hard, harsh, cold)
1
barbarous(adjective, mean, hard, harsh, cold)
1
feelingless(adjective, hard, unfeeling, unkind)
1
hard-boiled(adjective, hard, cold, detached)
1
hard as nails(expression, adjective, idiom, hard)
1
hatchetjob(adjective, mean, hard, harsh, cold)
1
imperceptive(adjective, hard, unkind, unresponsive)
1
implacable(adjective, mean, hard, severe, harsh)
1
incurious(adjective, hard, unkind, unresponsive)
1
inexorable(adjective, mean, hard, harsh, cold)
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APASmart Define. (2016). coldhearted thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/coldhearted/thesaurus/synonyms
ChicagoSmart Define. 2016. "coldhearted thesaurus" https://smartdefine.org/coldhearted/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, coldhearted thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/coldhearted/thesaurus/synonyms>.
MLASmart Define. "coldhearted thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/coldhearted/thesaurus/synonyms>