- Definitions|2
- Thesaurus|4.1k
- Abbreviations|0
| relentless(adjective, characteristic, cruel, merciless, pitilessness) | |
| sinful(adjective, characteristic, pitilessness, inhumanity) | |
| tyrannical(adjective, characteristic, pitilessness, inhumanity) | |
| unsusceptible(adjective, characteristic, mean, cool, susceptible) | |
| wicked(adjective, characteristic, pitilessness, inhumanity) | |
| depraved(adjective, characteristic, pitilessness, inhumanity) | |
| emotionless(adjective, emotional, unfeeling, undemonstrative) | |
| excruciating(adjective, characteristic, pitilessness, inhumanity) | |
| ferocious(adjective, characteristic, pitilessness, inhumanity) | |
| fierce(adjective, characteristic, pitilessness, inhumanity) | |
| flinty(adjective, characteristic, pitilessness, inhumanity) | |
| hard-bitten | |
| hard-boiled | |
| ill-natured | |
| inconsiderate(adjective, person, positive) | |
| inharmonious | |
| insensate | |
| ironhearted | |
| malignant | |
| masculine |
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| APA | Smart Define. (2016). sympathetic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sympathetic/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "sympathetic thesaurus" https://smartdefine.org/sympathetic/thesaurus/antonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, sympathetic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sympathetic/thesaurus/antonyms>. |
| MLA | Smart Define. "sympathetic thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/sympathetic/thesaurus/antonyms> |