- Definitions|1
- Thesaurus|461
- Abbreviations|0
70 entries under callous topic. ×
| barbarous(adjective, mean, hard, severe, harsh) | |
| feelingless(adjective, hard, indifferent, cruel, unsympathetic) | |
| fierce(adjective, mean, severe, harsh, cruel) | |
| hard as nails(expression, adjective, idiom, hard, indifferent) | |
| implacable(adjective, mean, hard, severe, harsh) | |
| mortal(adjective, mean, severe, harsh, cruel) | |
| obtuse(adjective, hard, indifferent, unfeeling, unsympathetic) | |
| remorseless(adjective, mean, hard, harsh, cold) | |
| savage(adjective, mean, hard, harsh, cold) | |
| tactless(adjective, hard, indifferent, unsympathetic, unkind) | |
| unappeasable(adjective, mean, severe, harsh, cruel) | |
| unrelenting(adjective, mean, severe, harsh, cruel) | |
| unsusceptible(adjective, hard, careless, indifferent, cruel) | |
| unyielding(adjective, mean, severe, harsh, cruel) | |
| adamant(adjective, cruel, brutal, pitiless) | |
| bloodless(adjective, hard, indifferent, unkind, unresponsive) | |
| crass(adjective, hard, indifferent, unkind, unresponsive) | |
| feral(adjective, cruel, brutal, pitiless) | |
| ferocious(adjective, cruel, brutal, pitiless) | |
| hard-nosed(adjective, hard, severe, harsh, cruel) |
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| APA | Smart Define. (2016). hardhearted thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/hardhearted/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hardhearted thesaurus" https://smartdefine.org/hardhearted/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, hardhearted thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/hardhearted/thesaurus/synonyms>. |
| MLA | Smart Define. "hardhearted thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/hardhearted/thesaurus/synonyms> |