- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
395 entries under adjective topic. ×
| assiduous | |
| brave(strong, tough, determined, vigorous) | |
| contumacious(tough, firm, persistent, obstinate) | |
| deliberate(intense, determined, resolute, focused) | |
| powerful(strong, sound, tough, fit) | |
| recollective | |
| resistant(strong, determined, resolute, sturdy) | |
| sedulous | |
| self-willed(tough, firm, difficult, wild) | |
| serious(strong, firm, determined, resolute) | |
| solid(strong, sound, secure, tough) | |
| spirited(determined, resolute, brave, daring) | |
| stringy | |
| substantial(strong, sound, tough, fit) | |
| tacky(secure, thick, sticky, viscous) | |
| thorough(precise, resolute, meticulous) | |
| unchangeable(resolute, obstinacy) | |
| unregenerate(persistent, obstinate, insistent, dogged) | |
| unshaken | |
| viscose(sticky, viscous) |
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| APA | Smart Define. (2015). tenacious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/tenacious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "tenacious thesaurus" https://smartdefine.org/tenacious/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, tenacious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/tenacious/thesaurus/synonyms>. |
| MLA | Smart Define. "tenacious thesaurus" 6 November 2015. Web. 24 September 2026. <https://smartdefine.org/tenacious/thesaurus/synonyms> |