387 entries under adjective topic. ×
| feral(mean, hard, harsh, violent) | |
| foul | |
| going with the flow(expression, idiom, detached, impassive) | |
| immovable(mean, cool, detached, blank) | |
| impious(bad, hard, wrong, evil) | |
| indurated(hard, cool, careless, indifferent) | |
| inexcitable(cool, blank, aloof, unemotional) | |
| insensate(hard, tough, severe, careless) | |
| inured(hard, careless, indifferent, cruel) | |
| irreverent(hard, wicked, unfeeling, unsympathetic) | |
| listless(indifferent, detached, distant, apathetic) | |
| monstrous(severe, evil, nasty, harsh) | |
| nasty(mean, bad, hard, cool) | |
| nonpartisan(indifferent, detached, distant, apathetic) | |
| undemonstrative(cool, detached, blank, sober) | |
| adamant(mean, hard, tough, harsh) | |
| brute | |
| homicidal | |
| nonemotional(cool, detached, blank, sober) | |
| phlegmatic(cool, indifferent, detached, blank) |
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| APA | Smart Define. (2016). heartless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heartless/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "heartless thesaurus" https://smartdefine.org/heartless/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, heartless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heartless/thesaurus/synonyms>. |
| MLA | Smart Define. "heartless thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/heartless/thesaurus/synonyms> |