- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
211 entries under severe topic. ×
| intense(adjective, strong, difficult, harsh) | |
| mean(adjective, animal, hard, nasty) | |
| puritanical | |
| vehement(adjective, strong, difficult, intense) | |
| vindictive(adjective, mean, hard, tough) | |
| animal(noun, adjective, mean, strong) | |
| astringent(adjective, close, strong, hard, tough) | |
| authoritarian(adjective, strong, hard, tough) | |
| bleak(adjective, appearance, harsh, terrible) | |
| brutish(adjective, strong, evil, nasty) | |
| chilly | |
| cold(adjective, close, mean, strong, hard) | |
| dog-eat-dog(adjective, mean, hard, harsh) | |
| draconian | |
| fell(adjective, animal, mean, strong) | |
| gruff(adjective, hard, sharp, nasty) | |
| hard-core(adjective, strong, hard, tough) | |
| hardhearted(adjective, mean, hard, harsh) | |
| inhumane(adjective, animal, mean, hard, tough) | |
| intolerant(adjective, hard, tough, harsh) |
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> |