128 entries under heartless topic. ×
| impassive(adjective, careless, indifferent, cruel, apathetic) | |
| imperceptive(adjective, obscure, difficult, indifferent, unkind) | |
| indurated(adjective, set, strong, firm, careless) | |
| killer(adjective, mean, harsh, cruel, vicious) | |
| sadistic(adjective, mean, evil, nasty, harsh) | |
| senseless(adjective, tough, severe, cruel, unsympathetic) | |
| soulless(adjective, careless, indifferent, cruel, apathetic) | |
| surly(adjective, mean, tough, severe, harsh) | |
| unaffected(adjective, careless, indifferent, cruel, apathetic) | |
| unimpressionable(adjective, careless, indifferent, cruel, apathetic) | |
| asleep(adjective, tough, severe, cruel, unsympathetic) | |
| benumbed(adjective, tough, severe, firm, solid) | |
| blind to(expression, adjective, careless, indifferent, cruel) | |
| careless(adjective, indifferent, cruel, apathetic, unfeeling) | |
| churlish(adjective, tough, severe, rough, nasty) | |
| cold fish(expression, adjective, mean, tough, severe) | |
| crass(adjective, mean, strong, tough, harsh) | |
| crotchety(adjective, tough, severe, cruel, unsympathetic) | |
| cutthroat(adjective, mean, severe, harsh, cruel) | |
| deadened(adjective, tough, severe, cruel, unsympathetic) |
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| APA | Smart Define. (2016). hard thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hard/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, hard thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>. |
| MLA | Smart Define. "hard thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms> |