89 entries under stubborn topic. ×
| unfaltering(adjective, strong, firm, intense, deliberate) | |
| fixed(adjective, strong, tough, flat, firm) | |
| resolved(adjective, strong, flat, firm, certain) | |
| immovable(adjective, determined, stable, fixed, resolute) | |
| unflinching(adjective, strong, flat, firm, certain) | |
| unswerving(adjective, strong, tough, firm, determined) | |
| inflexible(adjective, strong, tough, flat, firm) | |
| loyal(adjective, strong, firm, certain, moral) | |
| obdurate(adjective, strong, tough, flat, firm) | |
| persisting(adjective, strong, tough, firm, determined) | |
| single-minded(adjective, tough, intense, deliberate, determined) | |
| immutable(adjective, strong, firm, stable, constant) | |
| set(adjective, strong, tough, flat, firm) | |
| unchanging(adjective, firm, certain, steady, stable) | |
| faithful(adjective, strong, firm, certain, steady) | |
| indomitable(adjective, strong, firm, determined, steady) | |
| tough(adjective, firm, unreasonable, grim, resolute) | |
| decided(adjective, firm, intense, deliberate, determined) | |
| strong-willed(adjective, strong, tough, firm, intense) | |
| adamant(adjective, strong, tough, flat, firm) |
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| APA | Smart Define. (2015). persistent thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/persistent/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "persistent thesaurus" https://smartdefine.org/persistent/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, persistent thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/persistent/thesaurus/synonyms>. |
| MLA | Smart Define. "persistent thesaurus" 1 June 2015. Web. 23 September 2026. <https://smartdefine.org/persistent/thesaurus/synonyms> |