- Definitions|2
- Thesaurus|493
- Abbreviations|0
48 entries under tenacious topic. ×
| bold(adjective, resolute) | |
| devoted(adjective, strong, firm, determined, steady) | |
| enduring(adjective, set, strong, fit, healthy) | |
| faithful(adjective, resolute) | |
| insistent(adjective, resolute) | |
| undaunted | |
| dedicated(adjective, strong, firm, determined, steady) | |
| obstinate | |
| strong(adjective, sound, tough, fit, firm) | |
| courageous(adjective, resolute) | |
| dauntless(adjective, resolute) | |
| hard | |
| true(adjective, resolute) | |
| bulldogged | |
| bullheaded(adjective, resolute) | |
| fervent | |
| hearty(adjective, strong, fit, healthy, well) | |
| obdurate | |
| plucky(adjective, resolute) | |
| tough(adjective, strong, sound, fit, firm) |
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| APA | Smart Define. (2015). indefatigable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/indefatigable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "indefatigable thesaurus" https://smartdefine.org/indefatigable/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, indefatigable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/indefatigable/thesaurus/synonyms>. |
| MLA | Smart Define. "indefatigable thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/indefatigable/thesaurus/synonyms> |