- Definitions|1
- Thesaurus|1k
- Abbreviations|0
76 entries under merciless topic. ×
| sadistic(adjective, person, mean, harsh, cruel) | |
| unkind(adjective, mean, hard, severe, harsh) | |
| determined(adjective, harsh, cruel, fierce, persistent) | |
| fierce(adjective, mean, hard, tough, severe) | |
| intractable(adjective, hard, severe, rough, harsh) | |
| malevolent(adjective, mean, harsh, cruel, vicious) | |
| rancorous(adjective, mean, harsh, cruel, vicious) | |
| strict(adjective, hard, rough, harsh, cruel) | |
| stringent(adjective, harsh, cruel, determined, fierce) | |
| vicious(adjective, mean, hard, severe, rough) | |
| feral(adjective, mean, harsh, cruel, vicious) | |
| ferocious(adjective, mean, hard, rough, harsh) | |
| hard-nosed(adjective, hard, severe, rough, harsh) | |
| mean(adjective, hard, severe, harsh, violent) | |
| mortal(adjective, mean, severe, harsh, cruel) | |
| stiff(adjective, hard, rough, harsh, cruel) | |
| bound(adjective, harsh, cruel, determined, fierce) | |
| bound and determined(expression, adjective, idiom, harsh, cruel) | |
| cold(adjective, mean, hard, harsh, cruel) | |
| dead set on(expression, adjective, idiom, harsh, cruel) |
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| APA | Smart Define. (2016). unforgiving thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unforgiving/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unforgiving thesaurus" https://smartdefine.org/unforgiving/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2016, unforgiving thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unforgiving/thesaurus/synonyms>. |
| MLA | Smart Define. "unforgiving thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/unforgiving/thesaurus/synonyms> |