- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
144 entries under tough topic. ×
| intrepid(strong, firm, determined, vigorous) | |
| nervy(strong, determined, vigorous, bold) | |
| permanent(secure, firm, true, fixed) | |
| rebellious(adjective, firm, unreasonable, grim) | |
| red-blooded(strong, bold, resolute, spirited) | |
| robust(adjective, strong, sound, secure) | |
| ropy(adjective, thick, syrupy, tacky) | |
| sinewy(adjective, strong, hard, sound) | |
| sound(adjective, strong, secure, fit) | |
| syrupy(adjective, thick, tacky, sticky) | |
| unmanageable(firm, difficult, wild, awkward) | |
| valiant(adjective, strong, firm, vigorous) | |
| Trojan(strong, bold, resolute, spirited) | |
| able(adjective, strong, sound, fit) | |
| adventuresome(strong, bold, spirited, brave) | |
| adventurous(strong, bold, spirited, brave) | |
| assured(strong, bold, resolute, spirited) | |
| athletic(adjective, strong, sound, fit) | |
| audacious(strong, bold, spirited, brave) | |
| awkward(difficult, wild, obstinate, stubborn) |
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| APA | Smart Define. (2015). tenacious thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/tenacious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "tenacious thesaurus" https://smartdefine.org/tenacious/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, tenacious thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/tenacious/thesaurus/synonyms>. |
| MLA | Smart Define. "tenacious thesaurus" 6 November 2015. Web. 28 September 2026. <https://smartdefine.org/tenacious/thesaurus/synonyms> |