- Definitions|2
- Thesaurus|1.4k
- Abbreviations|0
| dedicated(adjective, resolute) | |
| deliberate(adjective, resolute) | |
| depraved(adjective, evil, nasty, harsh, corrupt) | |
| despicable(adjective, mean, vicious, wicked, spiteful) | |
| devoted(adjective, resolute) | |
| diligent(adjective, resolute) | |
| distressing(adjective, harsh, unpleasant, cruel, vicious) | |
| dreadful(adjective, wicked) | |
| earnest(adjective, resolute) | |
| evil(adjective, mean, nasty, harsh, corrupt) | |
| exacting(adjective, hard, tough, severe, rough) | |
| faithful(adjective, resolute) | |
| foul(adjective, wicked) | |
| frigid(adjective, mean, hard, harsh, cold) | |
| gross(adjective, brutal) | |
| hearty(adjective, resolute) | |
| heinous(adjective, wicked) | |
| hideous(adjective, appearance, terrible, hopeless) | |
| horrid(adjective, appearance, terrible, hopeless) | |
| horrifying |
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| APA | Smart Define. (2016). ruthless thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/ruthless/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "ruthless thesaurus" https://smartdefine.org/ruthless/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, ruthless thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/ruthless/thesaurus/synonyms>. |
| MLA | Smart Define. "ruthless thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/ruthless/thesaurus/synonyms> |