- Definitions|2
- Thesaurus|2.4k
- Abbreviations|0
89 entries under callous topic. ×
| hard as nails(expression, adjective, idiom, hard, tough) | |
| hardened(adjective, hard, tough, severe, indifferent) | |
| lousy(adjective, nasty, unpleasant, awful, cruel) | |
| rotten(adjective, mean, wrong, nasty, unpleasant) | |
| rugged(adjective, tough, severe, nasty, harsh) | |
| tactless(adjective, hard, sharp, rough, harsh) | |
| unemotional(adjective, mean, hard, cool, tough) | |
| difficult(adjective, nasty, cruel, uncaring) | |
| down(adjective, nasty, cruel, uncaring) | |
| formidable(adjective, nasty, cruel, uncaring) | |
| hard-nosed(adjective, hard, severe, sharp, nasty) | |
| ignoble(adjective, nasty, cruel, uncaring, dishonorable) | |
| ill-tempered(adjective, nasty, unpleasant, cruel, disagreeable) | |
| imperceptive(adjective, hard, indifferent, unresponsive, insensitive) | |
| incurious(adjective, hard, indifferent, unresponsive, insensitive) | |
| knavish(adjective, nasty, cruel, uncaring) | |
| liverish(adjective, nasty, cruel, uncaring) | |
| low-down and dirty(expression, adjective, idiom, nasty, cruel) | |
| obtuse(adjective, hard, indifferent, unresponsive, insensitive) | |
| perfidious(adjective, nasty, cruel, uncaring) |
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| APA | Smart Define. (2016). unkind thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unkind/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unkind thesaurus" https://smartdefine.org/unkind/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, unkind thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unkind/thesaurus/synonyms>. |
| MLA | Smart Define. "unkind thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/unkind/thesaurus/synonyms> |