116 entries under obstinate topic. ×

6
refractory(adjective, hard, tough, rough, firm)
6
tenacious(adjective, clear, strong, tough, severe)
5
persevering(adjective, strong, tough, flat, firm)
5
resistant(adjective, hard, firm, determined, resolute)
5
unforgiving(adjective, hard, rough, harsh, cruel)
4
bullheaded(adjective, strong, hard, tough, firm)
4
hard-boiled(adjective, mean, strong, hard, tough)
4
immutable(adjective, hard, firm, rigid, inflexible)
4
single-minded(adjective, tough, harsh, cruel, determined)
3
contrary(adjective, difficult, determined, resolute)
3
unadaptable(adjective, hard, rigid, inflexible, strict)
2
bull-headed(adjective, determined, resolute, stubborn)
2
fractious(adjective, stubborn, willful)
2
hard-and-fast(adjective, hard, rigid, inflexible, strict)
2
hard-line(adjective, strong, hard, tough, rough)
2
indomitable(adjective, strong, hard, tough, difficult)
2
pig-headed(adjective, determined, resolute, stubborn)
2
rough(adjective, strong, hard, tough, severe)
2
stringent(adjective, severe, harsh, cruel, determined)
2
taut(adjective, hard, rough, firm, harsh)
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APASmart Define. (2016). unbending thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unbending/thesaurus/synonyms
ChicagoSmart Define. 2016. "unbending thesaurus" https://smartdefine.org/unbending/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, unbending thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unbending/thesaurus/synonyms>.
MLASmart Define. "unbending thesaurus" 24 March 2016. Web. 30 September 2026. <https://smartdefine.org/unbending/thesaurus/synonyms>