207 entries under adjective topic. ×

3
brass-bound(determined, resolute, obstinate, uncompromising)
3
coherent
3
grim(determined, resolute, uncompromising, unshakeable)
3
hidebound(determined, resolute, obstinate, uncompromising)
3
inelastic(determined, resolute, obstinate, uncompromising)
3
peevish(irritable, crabby, cranky, testy)
3
plodding(strong, firm, determined, steady)
3
recalcitrant(tough, firm, difficult, awkward)
3
spirited
3
steady(strong, firm, determined, resolute)
3
sullen(mean, irritable, crabby, cranky)
3
uncooperative(tough, difficult, awkward, obstinate)
3
unflinching(strong, firm, energetic, determined)
3
unremitting(strong, firm, energetic, determined)
3
vigorous
2
doctrinaire(opinionated, dogmatic)
2
attentive
2
bulldog
2
continuing(strong, firm, determined, steady)
2
deliberate(determined, intentional)
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APASmart Define. (2015). pertinacious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/pertinacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "pertinacious thesaurus" https://smartdefine.org/pertinacious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, pertinacious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/pertinacious/thesaurus/synonyms>.
MLASmart Define. "pertinacious thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/pertinacious/thesaurus/synonyms>