38 entries under firm topic. ×

3
intractable(adjective, tough, indifferent, deliberate)
3
steadfast(adjective, tough, determined, resolute)
2
balky(tough, unreasonable, grim, inflexible)
2
recalcitrant(adjective, tough, difficult, awkward)
2
rigid(adjective, strong, hard, tough, severe)
1
cantankerous(adjective, tough, difficult, wild)
1
contumacious(tough, deliberate, determined, unreasonable)
1
cussed(tough, unreasonable, grim, inflexible)
1
fixed(tough, severe, stiff, inflexible)
1
insubordinate(tough, unreasonable, grim, inflexible)
1
mule(tough, determined, unreasonable, grim)
1
ornery(tough, unreasonable, grim, inflexible)
1
rebellious(tough, unreasonable, grim, inflexible)
1
single-minded(tough, severe, determined, unreasonable)
1
unmanageable(tough, difficult, awkward, unreasonable)
1
unreasonable(tough, grim, inflexible, obstinate)
1
unshakable(tough, determined, unreasonable, grim)
1
untoward(tough, unreasonable, grim, inflexible)
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APASmart Define. (2015). bullheaded thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/bullheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "bullheaded thesaurus" https://smartdefine.org/bullheaded/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, bullheaded thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/bullheaded/thesaurus/synonyms>.
MLASmart Define. "bullheaded thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/bullheaded/thesaurus/synonyms>