118 entries under heartless topic. ×

18
tough(adjective, mean, hard, cool, severe)
18
uncompassionate(adjective, animal, mean, hard, cool)
18
unresponsive(adjective, quiet, mean, bad, hard)
17
unemotional(adjective, mean, hard, cool, tough)
16
inhumane(adjective, animal, person, mean, severe)
16
severe(adjective, person, mean, hard, tough)
16
stern(adjective, person, mean, tough, severe)
16
unconcerned(adjective, mean, hard, cool, careless)
14
hardhearted(adjective, person, mean, hard, severe)
14
icy(adjective, person, mean, hard, cool)
13
obdurate(adjective, mean, hard, cool, tough)
12
hard-boiled(adjective, mean, bad, hard, tough)
12
uncordial(adjective, person, hard, tough, severe)
12
unforgiving(adjective, person, mean, severe, harsh)
12
vindictive(adjective, person, mean, harsh, cruel)
10
cold-hearted(adjective, person, hard, tough, severe)
10
malevolent(adjective, person, mean, nasty, harsh)
9
inflexible(adjective, mean, hard, careless, indifferent)
9
insensible(adjective, quiet, bad, hard, tough)
9
unpitying(adjective, mean, hard, cool, severe)
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APASmart Define. (2016). unsympathetic thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unsympathetic/thesaurus/synonyms
ChicagoSmart Define. 2016. "unsympathetic thesaurus" https://smartdefine.org/unsympathetic/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, unsympathetic thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unsympathetic/thesaurus/synonyms>.
MLASmart Define. "unsympathetic thesaurus" 24 March 2016. Web. 30 September 2026. <https://smartdefine.org/unsympathetic/thesaurus/synonyms>