159 entries under adjective topic. ×

11
willful(tough, firm, difficult, resist)
10
determined(tough, firm, resolute, impulsive)
10
hard-nosed(mean, strong, hard, tough)
10
intransigent(determined, resolute, obstinate, stubborn)
10
opinionated(tough, firm, determined, resolute)
10
resolute(tough, determined, obstinate, stubborn)
9
self-willed(tough, firm, difficult, determined)
9
unrelenting(mean, strong, hard, tough)
8
contrary(difficult, determined, awkward, resolute)
8
contumacious(tough, firm, determined, unreasonable)
8
fixed(mean, hard, firm, determined)
8
recalcitrant(tough, firm, difficult, awkward)
8
relentless(mean, strong, hard, tough)
8
stiff-necked(mean, strong, hard, tough)
7
adamantine(strong, hard, tough, firm)
7
hard(mean, strong, tough, determined)
7
inexorable(mean, strong, hard, tough)
7
persistent(tough, firm, determined, resolute)
7
set(determined, resolute, obstinate, uncompromising)
7
unbending(mean, strong, hard, tough)
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APASmart Define. (2015). mulish thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/mulish/thesaurus/synonyms
ChicagoSmart Define. 2015. "mulish thesaurus" https://smartdefine.org/mulish/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, mulish thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/mulish/thesaurus/synonyms>.
MLASmart Define. "mulish thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/mulish/thesaurus/synonyms>