139 entries under obstinate topic. ×

3
forceful(adjective, clear, strong, sound, tough)
3
froward(adjective, persistent, insistent, dogged)
3
incompliant(adjective, tough, firm, difficult, wild)
3
inelastic(adjective, determined, resolute, uncompromising)
3
invincible(adjective, persistent, insistent, dogged)
3
pat(adjective, difficult, determined, serious, resolute)
3
perverse(adjective, tough, firm, difficult, resist)
3
stern(adjective, resolute, persistent, insistent)
3
strict(adjective, persistent, insistent, dogged)
3
sure(adjective, strong, flat, firm, solid)
3
unconquerable(adjective, persistent, insistent, dogged)
2
cantankerous(tough, firm, difficult, wild, awkward)
2
cussed(tough, firm, persistent, stubborn)
2
hard-line(difficult, awkward, persistent, stubborn)
2
hell-bent(adjective, persistent, insistent, dogged)
2
insubordinate(tough, firm, persistent, stubborn)
2
inveterate(adjective, persistent, insistent, dogged)
2
rebellious(adjective, tough, firm, unreasonable, grim)
2
severe(adjective, persistent, insistent, dogged)
2
stouthearted(strong, bold, persistent, brave)
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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>