127 entries under stubborn topic. ×

13
unsympathetic(adjective, mean, hard, cool, tough)
12
heartless(adjective, mean, feeling, hard, cool)
12
steely(adjective, strong, hard, tough, cold)
12
uncompliant(adjective, resist, determined, resolute, obstinate)
11
opinionated(adjective, tough, firm, determined, resolute)
11
persistent(adjective, strong, tough, flat, firm)
10
incompliant(adjective, resist, determined, resolute, obstinate)
10
rigorous(adjective, strong, hard, tough, severe)
10
set in stone(adjective, determined, resolute, obstinate)
9
refractory(adjective, tough, firm, difficult, determined)
9
strict(adjective, strong, hard, tough, severe)
9
uncompassionate(adjective, person, mean, hard, cool)
7
bull-headed(adjective, determined, resolute, obstinate)
7
bullheaded(adjective, strong, hard, tough, deliberate)
7
hanging tough(adjective, determined, resolute, uncompromising)
7
persevering(adjective, strong, tough, flat, firm)
7
pig-headed(adjective, determined, resolute, obstinate)
7
self-willed(adjective, tough, firm, difficult, determined)
7
thick-skinned(adjective, hard, tough, severe, harsh)
7
unemotional(adjective, mean, hard, cool, tough)
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APASmart Define. (2016). obdurate thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/obdurate/thesaurus/synonyms
ChicagoSmart Define. 2016. "obdurate thesaurus" https://smartdefine.org/obdurate/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, obdurate thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/obdurate/thesaurus/synonyms>.
MLASmart Define. "obdurate thesaurus" 23 March 2016. Web. 29 September 2026. <https://smartdefine.org/obdurate/thesaurus/synonyms>