Synonyms|319Antonyms|166|Broader|2Narrower|0Related|1.1k

67 entries under determined topic. ×

4
tough(adjective, strong, hard, unreasonable)
3
bovine(adjective, resolute, obstinate, uncompromising)
3
brass-bound(adjective, resolute, obstinate, uncompromising)
3
bull-headed(adjective, resolute, obstinate, uncompromising)
3
firm(adjective, strong, hard, tough)
3
grim(adjective, strong, hard, tough)
3
hardened(adjective, resolute, uncompromising, unshakeable)
3
implacable(adjective, strong, hard, tough, firm)
3
pig-headed(adjective, resolute, obstinate, uncompromising)
2
fixed(tough, firm, resolute, obstinate)
2
inconvincible(adjective, resolute, uncompromising, unshakeable)
2
insistent(adjective, resolute, obstinate, uncompromising)
2
ossified(adjective, resolute, uncompromising, unshakeable)
2
persevering(tough, firm, unreasonable, grim)
2
self-opinionated(adjective, resolute, uncompromising, unshakeable)
2
steadfast(tough, firm, resolute, obstinate)
2
unshakable(tough, firm, resolute, obstinate)
2
unwavering(adjective, resolute, obstinate, uncompromising)
1
hanging(adjective, resolute, obstinate, uncompromising)
1
persistent(tough, firm, unreasonable, grim)
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APASmart Define. (2015). hardheaded thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hardheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "hardheaded thesaurus" https://smartdefine.org/hardheaded/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, hardheaded thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hardheaded/thesaurus/synonyms>.
MLASmart Define. "hardheaded thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/hardheaded/thesaurus/synonyms>