207 entries under adjective topic. ×

2
dynamic
2
forbidding
2
froward(deliberate, determined, intentional)
2
glum
2
hardened(determined, fixed, resolute, stubborn)
2
immutable
2
incompliant(tough, firm, difficult, awkward)
2
inconvincible(determined, resolute, uncompromising, unshakeable)
2
morose(mean, cross, irritable, ugly)
2
plugging(strong, firm, determined, active)
2
rebellious(tough, firm, unreasonable, grim)
2
self-opinionated(determined, resolute, uncompromising, unshakeable)
2
strong-minded(determined, fixed, stubborn)
2
sturdy
2
undaunted
2
unwearied(strong, firm, energetic, determined)
1
astute(hard, tough, sharp, practical)
1
bloody-minded
1
conscientious
1
continued(strong, firm, determined, steady)
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APASmart Define. (2015). pertinacious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/pertinacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "pertinacious thesaurus" https://smartdefine.org/pertinacious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, pertinacious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/pertinacious/thesaurus/synonyms>.
MLASmart Define. "pertinacious thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/pertinacious/thesaurus/synonyms>