- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
possible profanity
46 entries under cruel topic. ×
| implacable(adjective, animal, mean, vicious) | |
| kindless(hellish, inhumane, diabolical, sadistic) | |
| maniacal(adjective, evil, crazed, devilish) | |
| relentless(adjective, animal, mean, vicious) | |
| remorseless(adjective, animal, mean, vicious) | |
| unrelenting(adjective, animal, mean, vicious) |
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| APA | Smart Define. (2016). fiendish thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/fiendish/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fiendish thesaurus" https://smartdefine.org/fiendish/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, fiendish thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/fiendish/thesaurus/synonyms>. |
| MLA | Smart Define. "fiendish thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/fiendish/thesaurus/synonyms> |