139 entries under obstinate topic. ×

5
bound(adjective, strong, flat, firm, solid)
5
bovine(adjective, determined, resolute, uncompromising)
5
bull-headed(adjective, determined, resolute, stubborn)
5
hidebound(adjective, determined, resolute, persistent)
5
iron(adjective, strong, tough, firm, solid)
5
opinionated(tough, firm, unreasonable, grim, persistent)
5
pig-headed(adjective, determined, resolute, stubborn)
5
recalcitrant(adjective, tough, firm, difficult, wild)
5
uncooperative(adjective, difficult, wild, awkward, persistent)
5
willful(adjective, tough, firm, difficult, resist)
4
contumacious(adjective, tough, firm, persistent)
4
resistant(adjective, strong, determined, resolute, sturdy)
4
self-willed(adjective, tough, firm, difficult, wild)
4
solid(adjective, strong, sound, secure, tough)
4
unregenerate(adjective, persistent, insistent, dogged)
4
wayward(adjective, difficult, wild, awkward, persistent)
3
bloody-minded(adjective, persistent, insistent, dogged)
3
bound and determined(expression, adjective, idiom, determined, vigorous)
3
brass-bound(adjective, determined, resolute, uncompromising)
3
confirmed(adjective, persistent, insistent, dogged)
10 years ago|22k views|share |citing 
APASmart Define. (2015). tenacious thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/tenacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "tenacious thesaurus" https://smartdefine.org/tenacious/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, tenacious thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/tenacious/thesaurus/synonyms>.
MLASmart Define. "tenacious thesaurus" 6 November 2015. Web. 27 September 2026. <https://smartdefine.org/tenacious/thesaurus/synonyms>