98 entries under determined topic. ×

2
inexorable(adjective, tough, firm, resolute)
2
ossified(adjective, resolute, uncompromising, unshakeable)
2
relentless(adjective, tough, firm, resolute)
2
self-opinionated(adjective, resolute, uncompromising, unshakeable)
2
ungovernable(tough, difficult, awkward, impulsive)
1
firm(tough, fixed, resolute, inflexible)
1
foolhardy(impulsive, stubborn, reckless, impetuous)
1
grim(adjective, resolute, uncompromising, unshakeable)
1
heedless(violent, fast, quick, impulsive)
1
imprudent(impulsive, stubborn, reckless, impetuous)
1
impulsive(adjective, mean, violent, wild)
1
locked in(expression, adjective, tough, wild)
1
malevolent(adjective, deliberate, senseless, unwarranted)
1
malicious(adjective, deliberate, senseless, unwarranted)
1
mule(tough, firm, unreasonable, grim)
1
murder(impulsive, stubborn, reckless, impetuous)
1
pig-headed(adjective, impulsive, obstinate, stubborn)
1
rash(violent, fast, quick, impulsive)
1
reckless(violent, fast, quick, impulsive)
1
steadfast(strong, tough, firm, fixed)
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APASmart Define. (2015). willful thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/willful/thesaurus/synonyms
ChicagoSmart Define. 2015. "willful thesaurus" https://smartdefine.org/willful/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, willful thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/willful/thesaurus/synonyms>.
MLASmart Define. "willful thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/willful/thesaurus/synonyms>