- Definitions|2
- Thesaurus|652
- Abbreviations|0
207 entries under adjective topic. ×
| unbendable(determined, resolute, obstinate, uncompromising) | |
| unfailing(strong, firm, determined, steady) | |
| wilful(determined, resolute, uncompromising, unshakeable) | |
| adamantine(determined, resolute, uncompromising, unshakeable) | |
| assiduous | |
| bovine(determined, resolute, obstinate, uncompromising) | |
| constant(strong, firm, determined, active) | |
| energetic | |
| hard(sharp, determined, resolute, stubborn) | |
| indomitable(strong, tough, firm, difficult) | |
| patient(strong, firm, energetic, determined) | |
| perseverant | |
| persisting | |
| pig-headed(determined, resolute, obstinate, stubborn) | |
| purposeful(deliberate, determined, resolute, obstinate) | |
| resolved(deliberate, determined, fixed, resolute) | |
| restive(determined, fixed, stubborn) | |
| single-minded(tough, firm, determined, resolute) | |
| tough(firm, determined, resolute, obstinate) | |
| wayward(tough, difficult, awkward, obstinate) |
For more, visit
Pertinacious on
Power Thesaurus
| APA | Smart Define. (2015). pertinacious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/pertinacious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "pertinacious thesaurus" https://smartdefine.org/pertinacious/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, pertinacious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/pertinacious/thesaurus/synonyms>. |
| MLA | Smart Define. "pertinacious thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/pertinacious/thesaurus/synonyms> |