111 entries under heartless topic. ×

1
unaffected(adjective, hard, careless, indifferent, cruel)
1
unappeasable(adjective, mean, severe, harsh, cruel)
1
unbending(adjective, hard, careless, indifferent, cruel)
1
uncalled-for(adjective, mean, severe, harsh, cruel)
1
unflinching(adjective, mean, severe, harsh, cruel)
1
unimpressionable(adjective, hard, careless, indifferent, cruel)
1
unrelenting(adjective, mean, severe, harsh, cruel)
1
unsparing(adjective, mean, severe, harsh, cruel)
1
unsusceptible(adjective, hard, careless, indifferent, cruel)
1
unyielding(adjective, mean, severe, harsh, cruel)
1
wanton(adjective, mean, severe, harsh, cruel)
0
asleep(adjective, cruel, unsympathetic, pitiless)
0
bloodless(adjective, hard, indifferent, unkind, unresponsive)
0
cantankerous(adjective, cruel, unsympathetic, pitiless)
0
churlish(adjective, cruel, unsympathetic, pitiless)
0
cold fish(expression, adjective, cruel, unsympathetic, pitiless)
0
crass(adjective, hard, indifferent, unkind, unresponsive)
0
crotchety(adjective, cruel, unsympathetic, pitiless)
0
deadened(adjective, cruel, unsympathetic, pitiless)
0
dog eat dog(expression, idiom, mean, severe)
10 years ago|6.2k views|share |citing 
APASmart Define. (2016). hardhearted thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hardhearted/thesaurus/synonyms
ChicagoSmart Define. 2016. "hardhearted thesaurus" https://smartdefine.org/hardhearted/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, hardhearted thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hardhearted/thesaurus/synonyms>.
MLASmart Define. "hardhearted thesaurus" 31 March 2016. Web. 28 September 2026. <https://smartdefine.org/hardhearted/thesaurus/synonyms>