132 entries under obstinate topic. ×

13
harsh(adjective, mean, strong, hard, cool)
13
iron(adjective, strong, hard, tough, firm)
13
pertinacious(adjective, determined, resolute, stubborn)
13
pigheaded(adjective, tough, determined, resolute)
12
steely(adjective, strong, hard, tough, cold)
12
uncompliant(adjective, resist, determined, resolute)
11
contrary(adjective, difficult, determined, resolute)
11
opinionated(adjective, tough, firm, determined, resolute)
11
persistent(adjective, strong, tough, flat, firm)
10
incompliant(adjective, resist, determined, resolute)
10
rigorous(adjective, strong, hard, tough, severe)
10
set in stone(adjective, determined, resolute, stubborn)
10
unswayable(adjective, determined, resolute, rigid)
9
hardheaded(adjective, strong, hard, tough, determined)
9
hidebound(adjective, severe, determined, resolute)
9
merciless(adjective, person, mean, hard, tough)
9
pat(adjective, difficult, determined, resolute)
9
refractory(adjective, tough, firm, difficult, determined)
9
standing pat(adjective, determined, resolute, uncompromising)
9
strict(adjective, strong, hard, tough, severe)
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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>