- Definitions|2
- Thesaurus|529
- Abbreviations|0
187 entries under adjective topic. ×
| beastly | |
| brute | |
| closed | |
| disagreeable | |
| extreme | |
| fell(violent, cruel, vicious, fierce) | |
| forbidding(hard, tough, harsh, cruel) | |
| frightful(violent, cruel, vicious, fierce) | |
| gory | |
| gratuitous(mean, severe, harsh, cruel) | |
| grim(mean, hard, tough, severe) | |
| hard-bitten(hard, tough, harsh, cruel) | |
| hatchet job(expression, mean, severe, harsh) | |
| having a killer instinct(expression, idiom, mean, severe) | |
| hostile | |
| impenitent(hard, tough, harsh, cruel) | |
| indifferent | |
| inflexible | |
| inhospitable | |
| intolerant(hard, tough, harsh, cruel) |
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| APA | Smart Define. (2016). unmerciful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unmerciful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unmerciful thesaurus" https://smartdefine.org/unmerciful/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, unmerciful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unmerciful/thesaurus/synonyms>. |
| MLA | Smart Define. "unmerciful thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/unmerciful/thesaurus/synonyms> |