- Definitions|1
- Thesaurus|1k
- Abbreviations|0
43 entries under persistent topic. ×
| merciless(adjective, person, mean, hard, tough) | |
| relentless(adjective, mean, hard, tough, severe) | |
| pitiless(adjective, person, mean, hard, tough) | |
| ruthless(adjective, mean, hard, tough, severe) | |
| inexorable(adjective, mean, hard, tough, severe) | |
| unrelenting(adjective, mean, hard, tough, severe) | |
| cruel(adjective, mean, hard, severe, rough) | |
| harsh(adjective, mean, hard, tough, severe) | |
| implacable(adjective, mean, hard, tough, severe) | |
| hard(adjective, mean, tough, severe, rough) | |
| grim(adjective, mean, hard, tough, severe) | |
| unappeasable(adjective, mean, severe, harsh, cruel) | |
| adamant(adjective, person, mean, hard, rough) | |
| inflexible(adjective, person, hard, rough, harsh) | |
| remorseless(adjective, mean, severe, harsh, cruel) | |
| uncompromising(adjective, hard, severe, rough, harsh) | |
| unyielding(adjective, mean, hard, tough, severe) | |
| obdurate(adjective, person, mean, hard, rough) | |
| vindictive(adjective, mean, hard, tough, severe) | |
| inhuman(adjective, person, mean, hard, tough) |
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| APA | Smart Define. (2016). unforgiving thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unforgiving/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unforgiving thesaurus" https://smartdefine.org/unforgiving/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, unforgiving thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unforgiving/thesaurus/synonyms>. |
| MLA | Smart Define. "unforgiving thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/unforgiving/thesaurus/synonyms> |