190 entries under harsh topic. ×
| immutable(adjective, hard, severe, rough) | |
| impenitent(adjective, hard, tough, cruel) | |
| inflexible(adjective, hard, rough, cruel) | |
| intolerant(adjective, hard, tough, nervous) | |
| iron-fisted(adjective, mean, severe, cruel) | |
| lupine(adjective, violent, wild, cruel) | |
| mean machine(expression, adjective, mean, severe) | |
| mortal(adjective, mean, severe, cruel) | |
| narrow(adjective, hard, severe, rough) | |
| native(adjective, violent, wild, vicious) | |
| natural(adjective, simple, rough, violent) | |
| obdurate(adjective, mean, hard, rough) | |
| ornery(adjective, mean, sharp, nasty) | |
| pernicious(adjective, evil, nasty, vicious) | |
| ravening(adjective, violent, cruel, vicious) | |
| refractory(adjective, hard, severe, rough) | |
| resolute(adjective, clear, hard, tough, severe) | |
| revengeful(adjective, mean, evil, nasty) | |
| ruffianly(adjective, hard, severe, rough) | |
| single-minded(adjective, cruel, determined, persistent) |
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| APA | Smart Define. (2016). fierce thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fierce/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fierce thesaurus" https://smartdefine.org/fierce/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, fierce thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fierce/thesaurus/synonyms>. |
| MLA | Smart Define. "fierce thesaurus" 28 March 2016. Web. 25 September 2026. <https://smartdefine.org/fierce/thesaurus/synonyms> |