87 entries under unsympathetic topic. ×

3
pitiless(adjective, hard, severe, sharp, nasty)
2
brutal(adjective, hard, tough, severe, sharp)
2
savage(adjective, hard, severe, rough, harsh)
2
soulless(adjective, hard, careless, indifferent, cruel)
2
steely(adjective, strong, hard, tough, severe)
2
stony-hearted(adjective, cold, cruel, unfeeling)
2
stubborn(adjective, mean, strong, hard, tough)
2
toughened(noun, adjective, hard, careless, indifferent)
1
accustomed(adjective, hard, unfeeling, hardened)
1
benumbed(adjective, hard, unfeeling, hardened)
1
blind to(expression, adjective, hard, careless, indifferent)
1
careless(adjective, hard, indifferent, cruel, apathetic)
1
coldhearted(adjective, hard, cold, indifferent, detached)
1
contemptuous(adjective, hard, unfeeling, hardened)
1
deaf to(expression, adjective, hard, careless, indifferent)
1
disdainful(adjective, hard, unfeeling, hardened)
1
habituated(adjective, hard, unfeeling, hardened)
1
hard-as-nails(adjective, hard, unfeeling, hardened)
1
impassive(adjective, calm, hard, tough, careless)
1
impenetrable(adjective, hard, unfeeling, hardened)
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APASmart Define. (2016). hard-boiled thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/hard-boiled/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-boiled thesaurus" https://smartdefine.org/hard-boiled/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, hard-boiled thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/hard-boiled/thesaurus/synonyms>.
MLASmart Define. "hard-boiled thesaurus" 23 March 2016. Web. 1 October 2026. <https://smartdefine.org/hard-boiled/thesaurus/synonyms>