72 entries under heartless topic. ×

6
inured(noun, adjective, hard, careless, indifferent)
6
severe(adjective, hard, tough, cold, cruel)
5
benumbed(adjective, dull, hard, tough, severe)
5
icy(adjective, mean, hard, cool, tough)
4
case-hardened(noun, adjective, hard, careless, indifferent)
4
impenitent(adjective, hard, tough, harsh, careless)
4
unimpressionable(adjective, hard, careless, indifferent, cruel)
3
inflexible(adjective, hard, careless, indifferent, cruel)
3
iron-hearted(adjective, bad, hard, tough, severe)
3
soulless(adjective, hard, careless, indifferent, cruel)
3
spiritless(adjective, dull, quiet, hard, careless)
3
torpid(adjective, dull, quiet, hard, careless)
3
unbending(adjective, hard, careless, indifferent, cruel)
2
careless(adjective, dull, hard, sharp, rough)
2
churlish(adjective, hard, tough, severe, cold)
2
indurated(adjective, hard, careless, indifferent, cruel)
2
toughened(noun, adjective, hard, careless, indifferent)
1
blind to(expression, adjective, hard, careless, indifferent)
1
cantankerous(adjective, hard, tough, severe, cold)
1
cold fish(expression, adjective, hard, tough, severe)
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APASmart Define. (2016). insensitive thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/insensitive/thesaurus/synonyms
ChicagoSmart Define. 2016. "insensitive thesaurus" https://smartdefine.org/insensitive/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, insensitive thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/insensitive/thesaurus/synonyms>.
MLASmart Define. "insensitive thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/insensitive/thesaurus/synonyms>