65 entries under resolute topic. ×

4
tough(adjective, strong, hard, determined, unreasonable)
3
bovine(adjective, determined, obstinate, uncompromising)
3
brass-bound(adjective, determined, obstinate, uncompromising)
3
bull-headed(adjective, determined, obstinate, uncompromising)
3
firm(adjective, strong, hard, tough, determined)
3
grim(adjective, strong, hard, tough, determined)
3
hardened(adjective, determined, uncompromising, unshakeable)
3
implacable(adjective, strong, hard, tough, firm)
3
pig-headed(adjective, determined, obstinate, uncompromising)
2
fixed(tough, firm, determined, obstinate)
2
inconvincible(adjective, determined, uncompromising, unshakeable)
2
insistent(adjective, determined, obstinate, uncompromising)
2
ossified(adjective, determined, uncompromising, unshakeable)
2
self-opinionated(adjective, determined, uncompromising, unshakeable)
2
steadfast(tough, firm, determined, obstinate)
2
unshakable(tough, firm, determined, obstinate)
2
unwavering(adjective, determined, obstinate, uncompromising)
1
hanging(adjective, determined, obstinate, uncompromising)
1
resistant(adjective, determined, obstinate, uncompromising)
1
set in stone(adjective, determined, obstinate, uncompromising)
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APASmart Define. (2015). hardheaded thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hardheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "hardheaded thesaurus" https://smartdefine.org/hardheaded/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, hardheaded thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hardheaded/thesaurus/synonyms>.
MLASmart Define. "hardheaded thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/hardheaded/thesaurus/synonyms>