- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
115 entries under tough topic. ×
| cold-blooded(adjective, person, mean, hard) | |
| fierce(adjective, mean, hard, evil) | |
| severe(adjective, appearance, mean, hard) | |
| implacable(adjective, appearance, mean, hard) | |
| relentless(adjective, appearance, mean, hard) | |
| inexorable(adjective, appearance, mean, hard) | |
| unyielding(adjective, appearance, mean, hard) | |
| grim(adjective, appearance, mean, hard) | |
| insensitive(adjective, hard, severe, harsh) | |
| vindictive(adjective, person, mean, hard) | |
| obdurate(adjective, person, mean, hard) | |
| cold(adjective, mean, hard, severe) | |
| murderous(adjective, hard, harsh, violent) | |
| bloody(adjective, hard, harsh, violent) | |
| tyrannical(adjective, hard, evil, nasty) | |
| cold-hearted(adjective, hard, severe, cold) | |
| uncaring(adjective, person, mean, hard) | |
| sanguinary(adjective, hard, harsh, violent) | |
| apathetic(adjective, person, hard, severe) | |
| exacting(adjective, hard, severe, rough) |
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| APA | Smart Define. (2016). merciless thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/merciless/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "merciless thesaurus" https://smartdefine.org/merciless/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2016, merciless thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/merciless/thesaurus/synonyms>. |
| MLA | Smart Define. "merciless thesaurus" 31 March 2016. Web. 1 October 2026. <https://smartdefine.org/merciless/thesaurus/synonyms> |