2
loud
2
morose(adjective, mean, cross, irritable, ugly)
2
plugging(adjective, strong, firm, determined, active)
2
rebellious(adjective, tough, firm, unreasonable, grim)
2
self-opinionated(adjective, determined, resolute, uncompromising, unshakeable)
2
spunky
2
strong-minded(adjective, determined, fixed, stubborn)
2
sturdy
2
sulky(mean, irritable, crabby, cranky, testy)
2
unconquerable
2
undaunted
2
unintermitting
2
unregenerate
2
unwearied(adjective, strong, firm, energetic, determined)
2
unwearying
2
urgent
1
astute(adjective, hard, tough, sharp, practical)
1
awkward(tough, difficult, obstinate, stubborn, willful)
1
bad-tempered(mean, cross, irritable, ugly, obstinate)
1
balking
11 years ago|8k views|share |citing 
APASmart Define. (2015). pertinacious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/pertinacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "pertinacious thesaurus" https://smartdefine.org/pertinacious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, pertinacious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/pertinacious/thesaurus/synonyms>.
MLASmart Define. "pertinacious thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/pertinacious/thesaurus/synonyms>