- Definitions|2
- Thesaurus|893
- Abbreviations|0
288 entries under noun topic. ×
| earnestness(spirit, resolve, determination, resolution) | |
| energy(drive, spirit, resolve, determination) | |
| fortitude(drive, energy, spirit, resolve) | |
| grimness(perseverance, stubbornness, inflexibility, rigor) | |
| gutsiness(resolve, determination, firmness, stubbornness) | |
| immovability(spirit, determination, resolution, firmness) | |
| impenitence | |
| indefatigableness | |
| insolence | |
| insurgency | |
| intestinal fortitude(expression, resolve, determination, firmness) | |
| pluck(drive, energy, spirit, resolve) | |
| sedulity(determination, resolution, persistence, grit) | |
| seriousness(resolve, determination, resolution, firmness) | |
| sincerity(spirit, determination, firmness, decision) | |
| staunchness(spirit, resolve, determination, resolution) | |
| stick-to-it-iveness | |
| stick-to-itiveness(resolve, determination, resolution, firmness) | |
| stolidity | |
| strength of will(expression, idiom, resolve, firmness) |
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| APA | Smart Define. (2015). obstinacy thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/obstinacy/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "obstinacy thesaurus" https://smartdefine.org/obstinacy/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, obstinacy thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/obstinacy/thesaurus/synonyms>. |
| MLA | Smart Define. "obstinacy thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/obstinacy/thesaurus/synonyms> |