125 entries under mean topic. ×

2
compassionless(adjective, hard, severe, attitude)
2
implacable(adjective, hard, severe, evil)
2
inexorable(adjective, hard, tough, severe)
2
malicious(adjective, nasty, harsh, violent)
2
stern(adjective, harsh, cruel, vicious)
2
unbending(adjective, hard, careless, indifferent)
2
cold fish(expression, adjective, feeling, hard)
2
coldblooded(adjective, hard, harsh, cold)
2
disinterested(adjective, hard, cool, unpleasant)
2
dog-eat-dog(adjective, hard, severe, harsh)
2
feral(adjective, hard, harsh, violent)
2
immovable(adjective, cool, detached, blank)
2
nasty(adjective, bad, hard, cool)
1
adamant(adjective, hard, tough, harsh)
1
rancorous(adjective, evil, nasty, harsh)
1
spiteful(adjective, evil, nasty, harsh)
1
uncompromising(adjective, hard, tough, harsh)
1
unmoved(adjective, hard, cool, unpleasant)
1
unsympathizing
1
vindictive(adjective, severe, nasty, harsh)
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APASmart Define. (2016). heartless thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/heartless/thesaurus/synonyms
ChicagoSmart Define. 2016. "heartless thesaurus" https://smartdefine.org/heartless/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, heartless thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/heartless/thesaurus/synonyms>.
MLASmart Define. "heartless thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/heartless/thesaurus/synonyms>