- Definitions|2
- Thesaurus|354
- Abbreviations|0
34 entries under mercilessness topic. ×
| inflexibleness(noun, perseverance, obstinacy, stubbornness, inflexibility) | |
| intransigency(noun, perseverance, obstinacy, stubbornness, inflexibility) | |
| remorselessness(perseverance, obstinacy, stubbornness, inflexibility, rigor) | |
| rigidness(perseverance, obstinacy, stubbornness, inflexibility, rigor) | |
| callousness(ruthlessness, pitilessness) | |
| cold-bloodedness(ruthlessness, pitilessness, relentlessness) | |
| cold-heartedness(ruthlessness, pitilessness) | |
| hardheartedness(ruthlessness, pitilessness) | |
| harshness(ruthlessness, pitilessness, relentlessness) | |
| heartlessness(ruthlessness, pitilessness, relentlessness) | |
| pitilessness(ruthlessness, relentlessness) | |
| ruthlessness(pitilessness, relentlessness) | |
| strictness(ruthlessness, pitilessness, relentlessness) | |
| unyieldingness(obstinacy, stubbornness, inflexibility, ruthlessness, pitilessness) |
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| APA | Smart Define. (2015). pertinacity thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/pertinacity/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "pertinacity thesaurus" https://smartdefine.org/pertinacity/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, pertinacity thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/pertinacity/thesaurus/synonyms>. |
| MLA | Smart Define. "pertinacity thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/pertinacity/thesaurus/synonyms> |