- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
133 entries under obstinate topic. ×
| perverse(adjective, mean, hard, tough, determined) | |
| resistant(adjective, determined, resolute, uncompromising) | |
| true(adjective, strong, tough, firm, determined) | |
| unconquerable(adjective, persistent, insistent, dogged) | |
| uncooperative(adjective, mean, hard, persistent) | |
| unregenerate(adjective, hard, tough, harsh, cruel) | |
| never-ending(adjective, adverb, determined, constant) | |
| cantankerous(tough, firm, persistent, stubborn) | |
| confirmed(adjective, persistent, insistent, dogged) | |
| contumacious(tough, firm, persistent, stubborn) | |
| enduring(adjective, determined, steady, resolute, persistent) | |
| immutable(adjective, set, strong, hard, firm) | |
| insubordinate(tough, firm, persistent, stubborn) | |
| inveterate(adjective, persistent, insistent, dogged) | |
| recalcitrant(tough, firm, persistent, stubborn) | |
| refractory(tough, firm, persistent, stubborn) | |
| sure(adjective, strong, tough, firm, determined) | |
| unmanageable(tough, firm, persistent, stubborn) | |
| anal-retentive(adjective, persistent, insistent, dogged) | |
| balky(tough, firm, unreasonable, grim, inflexible) |
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| APA | Smart Define. (2015). relentless thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/relentless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "relentless thesaurus" https://smartdefine.org/relentless/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, relentless thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/relentless/thesaurus/synonyms>. |
| MLA | Smart Define. "relentless thesaurus" 24 June 2015. Web. 28 September 2026. <https://smartdefine.org/relentless/thesaurus/synonyms> |