123 entries under heartless topic. ×
| benumbed(adjective, hard, tough, severe, cold) | |
| blind to(expression, adjective, hard, careless, indifferent) | |
| cantankerous(adjective, hard, tough, severe, cold) | |
| careless(adjective, hard, indifferent, cruel, apathetic) | |
| case-hardened(adjective, hard, careless, indifferent, cruel) | |
| churlish(adjective, hard, tough, severe, cold) | |
| cold fish(expression, adjective, hard, cool, tough) | |
| crotchety(adjective, hard, tough, severe, cold) | |
| deadened(adjective, hard, tough, severe, cold) | |
| deaf to(expression, adjective, hard, careless, indifferent) | |
| dog-eat-dog(adjective, mean, hard, harsh, cruel) | |
| exacting(adjective, hard, tough, severe, harsh) | |
| feelingless(adjective, hard, tough, severe, cold) | |
| hard-bitten(adjective, hard, tough, careless, indifferent) | |
| impenitent(adjective, hard, careless, indifferent, cruel) | |
| implacable(adjective, mean, hard, evil, nasty) | |
| inanimate(adjective, hard, tough, severe, cold) | |
| indurated(adjective, hard, cool, careless, indifferent) | |
| inexorable(adjective, mean, hard, evil, nasty) | |
| inured(adjective, hard, careless, indifferent, cruel) |
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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> |