123 entries under heartless topic. ×
| vicious(adjective, mean, evil, nasty, harsh) | |
| grim(adjective, person, mean, tough, harsh) | |
| harsh(adjective, mean, hard, cool, tough) | |
| imperturbable(adjective, calm, cool, cold, cruel) | |
| mean(adjective, person, hard, cool, nasty) | |
| stony-hearted(adjective, cold, cruel, unfeeling, unsympathetic) | |
| uncharitable(adjective, person, mean, hard, cool) | |
| unnatural(adjective, evil, nasty, harsh, vicious) | |
| vindictive(adjective, person, mean, nasty, harsh) | |
| numb(adjective, hard, tough, severe, cold) | |
| severe(adjective, mean, hard, tough, harsh) | |
| spiritless(adjective, hard, cool, careless, indifferent) | |
| thick-skinned(adjective, hard, cool, tough, severe) | |
| soulless(adjective, hard, careless, indifferent, cruel) | |
| steely(adjective, cold, cruel, unfeeling, unsympathetic) | |
| tough(adjective, calm, mean, hard, cool) | |
| unforgiving(adjective, person, mean, hard, harsh) | |
| unyielding(adjective, mean, harsh, cruel, vicious) | |
| anesthetized(adjective, hard, tough, severe, cold) | |
| compassionless(adjective, hard, attitude, cruel, unfeeling) |
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| APA | Smart Define. (2016). cold-blooded thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/cold-blooded/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "cold-blooded thesaurus" https://smartdefine.org/cold-blooded/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, cold-blooded thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/cold-blooded/thesaurus/synonyms>. |
| MLA | Smart Define. "cold-blooded thesaurus" 23 March 2016. Web. 27 September 2026. <https://smartdefine.org/cold-blooded/thesaurus/synonyms> |