111 entries under heartless topic. ×

2
coldblooded(adjective, mean, hard, harsh, cold)
2
deadened(adjective, hard, tough, severe, cold)
2
hard-bitten(adjective, hard, rough, harsh, careless)
2
indurated(adjective, hard, careless, indifferent, cruel)
2
insentient(adjective, hard, careless, indifferent, cruel)
2
malevolent(adjective, mean, harsh, deliberate, cruel)
2
numb(adjective, hard, tough, severe, cold)
2
unkind(adjective, mean, hard, cool, tough)
1
anesthetized(adjective, hard, tough, severe, cold)
1
barbarous(adjective, mean, hard, harsh, cold)
1
blind to(expression, adjective, hard, careless, indifferent)
1
careless(adjective, hard, indifferent, cruel, apathetic)
1
churlish(adjective, hard, tough, severe, cold)
1
cold fish(expression, adjective, hard, tough, severe)
1
crotchety(adjective, hard, tough, severe, cold)
1
cutthroat(adjective, mean, hard, harsh, cold)
1
deaf to(expression, adjective, hard, careless, indifferent)
1
dispassionate(adjective, cold, cruel, detached, unfeeling)
1
dog-eat-dog(adjective, mean, hard, harsh, cold)
1
feelingless(adjective, hard, tough, severe, cold)
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APASmart Define. (2016). obdurate thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/obdurate/thesaurus/synonyms
ChicagoSmart Define. 2016. "obdurate thesaurus" https://smartdefine.org/obdurate/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, obdurate thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/obdurate/thesaurus/synonyms>.
MLASmart Define. "obdurate thesaurus" 23 March 2016. Web. 28 September 2026. <https://smartdefine.org/obdurate/thesaurus/synonyms>