65 entries under determined topic. ×
| stern(adjective, resolute, uncompromising, unshakeable) | |
| willful(adjective, fixed, resolute, stubborn) | |
| dogged(adjective, fixed, resolute, stubborn) | |
| fixed(adjective, set, hard, complete, firm) | |
| grim(adjective, hard, tough, harsh, cruel) | |
| headstrong(adjective, fixed, resolute, uncompromising) | |
| immovable(adjective, fixed, resolute, stubborn) | |
| implacable(adjective, hard, tough, harsh, cruel) | |
| inconvincible(adjective, resolute, uncompromising, unshakeable) | |
| intractable(adjective, fixed, persistent, stubborn) | |
| pat(adjective, resolute, uncompromising, unshakeable) | |
| persistent(usual, fixed, stubborn, established) | |
| pertinacious(adjective, fixed, resolute, stubborn) | |
| perverse(adjective, fixed, resolute, stubborn) | |
| pigheaded(adjective, fixed, resolute, stubborn) | |
| self-opinionated(adjective, resolute, uncompromising, unshakeable) | |
| self-willed(adjective, fixed, resolute, stubborn) | |
| stiff-necked(adjective, resolute, uncompromising, unshakeable) | |
| bullheaded(adjective, resolute, uncompromising, unshakeable) | |
| cantankerous(adjective, hard, tough, severe, cruel) |
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| APA | Smart Define. (2016). hardened thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hardened/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hardened thesaurus" https://smartdefine.org/hardened/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, hardened thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hardened/thesaurus/synonyms>. |
| MLA | Smart Define. "hardened thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/hardened/thesaurus/synonyms> |