- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
108 entries under vicious topic. ×
| unmerciful(adjective, mean, hard, tough, severe) | |
| inhuman(adjective, animal, mean, hard, tough) | |
| brutal(adjective, mean, strong, severe, evil) | |
| callous(adjective, mean, hard, severe, evil) | |
| heartless(adjective, mean, hard, severe, evil) | |
| ferocious(adjective, animal, mean, strong, severe) | |
| hard-hearted(adjective, mean, hard, tough, evil) | |
| unbroken(adjective, severe, violent, pure) | |
| unfeeling(adjective, animal, mean, hard, severe) | |
| unsympathetic(adjective, animal, mean, hard, severe) | |
| mortal(adjective, mean, severe, harsh, cruel) | |
| cutthroat(adjective, mean, strong, hard, severe) | |
| flinty(adjective, close, strong, hard, tough) | |
| barbarous(adjective, animal, appearance, mean, strong) | |
| cold-blooded(adjective, mean, hard, evil, nasty) | |
| mean(adjective, animal, hard, severe, nasty) | |
| tyrannical(adjective, hard, tough, evil, nasty) | |
| uncompassionate(adjective, animal, mean, hard, harsh) | |
| vehement(adjective, strong, severe, difficult, intense) | |
| vindictive(adjective, mean, hard, tough, severe) |
For more, visit
Relentless on
Power Thesaurus
| APA | Smart Define. (2015). relentless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/relentless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "relentless thesaurus" https://smartdefine.org/relentless/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, relentless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/relentless/thesaurus/synonyms>. |
| MLA | Smart Define. "relentless thesaurus" 24 June 2015. Web. 25 September 2026. <https://smartdefine.org/relentless/thesaurus/synonyms> |