48 entries under pitiless topic. ×
| unrelenting(adjective, mean, harsh, cruel, vicious) | |
| unsympathetic(adjective, mean, harsh, cruel, vicious) | |
| unyielding(adjective, mean, harsh, cruel, vicious) | |
| vicious(adjective, mean, harsh, cruel, brutal) | |
| vindictive(adjective, mean, harsh, cruel, vicious) | |
| malevolent(adjective, mean, harsh, cruel, vicious) | |
| mean(adjective, harsh, cruel, vicious, brutal) | |
| obdurate(adjective, mean, harsh, cruel, vicious) |
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| APA | Smart Define. (2016). killer thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/killer/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "killer thesaurus" https://smartdefine.org/killer/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, killer thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/killer/thesaurus/synonyms>. |
| MLA | Smart Define. "killer thesaurus" 30 March 2016. Web. 23 September 2026. <https://smartdefine.org/killer/thesaurus/synonyms> |