207 entries under adjective topic. ×

36
stubborn(characteristic, quality, obstinate, stubbornness)
29
tenacious(strong, tough, firm, difficult)
26
dogged(strong, tough, firm, energetic)
23
unyielding(tough, determined, resolute, obstinate)
22
obstinate(mean, strong, tough, continue)
21
persistent(strong, tough, continue, firm)
19
resolute(strong, tough, firm, determined)
17
inflexible(determined, resolute, obstinate, stubborn)
16
determined(strong, tough, firm, deliberate)
16
firm(noun, strong, tough, determined)
16
mulish(strong, tough, firm, difficult)
15
headstrong(strong, tough, firm, difficult)
13
obdurate(determined, resolute, obstinate, stubborn)
12
pigheaded(tough, firm, difficult, resist)
11
adamant(tough, determined, resolute, obstinate)
11
bullheaded(tough, difficult, resist, wild)
11
hardheaded(strong, tough, resist, cold)
11
intractable(strong, tough, firm, difficult)
11
intransigent(determined, resolute, obstinate, stubborn)
11
steadfast(tough, firm, determined, resolute)
<1234510>
11 years ago|8k views|share |citing 
APASmart Define. (2015). pertinacious thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/pertinacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "pertinacious thesaurus" https://smartdefine.org/pertinacious/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, pertinacious thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/pertinacious/thesaurus/synonyms>.
MLASmart Define. "pertinacious thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/pertinacious/thesaurus/synonyms>