- Definitions|0
- Thesaurus|626
- Abbreviations|0
49 entries under cruel topic. ×
| ruthless(adjective, vicious, unfeeling, brutal) | |
| savage(adjective, vicious, unfeeling, pitiless) | |
| stringent(adjective, tough, severe, harsh) | |
| uncompassionate(adjective, unfeeling, insensitive, callous) | |
| unemotional(adjective, unfeeling, insensitive, callous) | |
| unjust(adjective, tough, severe, harsh) | |
| unpleasant(adjective, tough, severe, harsh) | |
| unsympathetic(adjective, tough, harsh, grim) | |
| vengeful(adjective, tough, harsh, grim) |
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| APA | Smart Define. (2015). hard as nails thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/hard_as_nails/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "hard as nails thesaurus" https://smartdefine.org/hard_as_nails/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, hard as nails thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/hard_as_nails/thesaurus/synonyms>. |
| MLA | Smart Define. "hard as nails thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/hard_as_nails/thesaurus/synonyms> |