455 entries under adjective topic. ×
| bold(resolute, tenacious) | |
| changeless(stable, resolute, constant, dedicated) | |
| decided(firm, intense, deliberate, determined) | |
| everlasting(continue, steady, stable, constant) | |
| importunate(continue, demanding, insistent) | |
| long-lasting(tough, continue, sturdy, constant) | |
| long-lived(continue, continuous, hardened, lasting) | |
| non-stop | |
| repetitive | |
| strong-willed(strong, tough, firm, intense) | |
| unbroken(severe, pure, steady, regular) | |
| undaunted | |
| adamant(strong, tough, flat, firm) | |
| confirmed(usual, steady, regular, routine) | |
| continued(strong, firm, determined, steady) | |
| dedicated(strong, firm, determined, steady) | |
| demanding(firm, obstinate, insistent, dogged) | |
| haunting(lasting, remaining) | |
| inexorable(tough, determined, unreasonable, grim) | |
| intent(strong, flat, intense, certain) |
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| APA | Smart Define. (2015). persistent thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/persistent/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "persistent thesaurus" https://smartdefine.org/persistent/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, persistent thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/persistent/thesaurus/synonyms>. |
| MLA | Smart Define. "persistent thesaurus" 1 June 2015. Web. 21 September 2026. <https://smartdefine.org/persistent/thesaurus/synonyms> |