100 entries under tough topic. ×
| spirited(adjective, strong, energetic, active) | |
| uncompliant(adjective, firm, resolute, stubborn) | |
| unmanageable(adjective, firm, persistent, obstinate) | |
| willful(adjective, strong, firm, deliberate) | |
| doughty(strong, firm, courage, resolute) | |
| fervent(adjective, clear, complete, severe) | |
| forceful(adjective, clear, strong, severe) | |
| gutsy(adjective, clear, severe, energetic) | |
| hardy(strong, solid, courage, resolute) | |
| keen(adjective, clear, severe, intense) | |
| perverse(adjective, firm, deliberate, fixed) | |
| remorseless(adjective, harsh, cruel, fierce) | |
| valiant(adjective, firm, resolute, brave) | |
| balky(firm, inflexible, obstinate, stubborn) | |
| cantankerous(firm, persistent, obstinate, stubborn) | |
| cussed(firm, persistent, obstinate, stubborn) | |
| fast(adjective, strong, firm, sensible) | |
| game(adjective, energetic, resolute, spirited) | |
| insubordinate(firm, persistent, obstinate, stubborn) | |
| opinionated(adjective, firm, unreasonable, fixed) |
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| APA | Smart Define. (2016). determined thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/determined/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "determined thesaurus" https://smartdefine.org/determined/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, determined thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/determined/thesaurus/synonyms>. |
| MLA | Smart Define. "determined thesaurus" 31 March 2016. Web. 28 September 2026. <https://smartdefine.org/determined/thesaurus/synonyms> |