Synonyms|243Antonyms|27|Broader|1Narrower|0Related|59
2
tireless(adjective, resolute, tenacious)
2
true(adjective, resolute, tenacious)
2
unflagging(adjective, tenacious)
2
unregenerate
2
unruly(tough, difficult, determined, awkward, impulsive)
2
unwavering(adjective, resolute)
2
wayward
2
willing(adjective, deliberate, determined, resolute, intentional)
1
adherent
1
adhesive
1
astringent(adjective, strong, hard, tough, severe)
1
astute(adjective, hard, tough, sharp, practical)
1
austere(adjective, strong, hard, tough, severe)
1
authoritarian(adjective, strong, hard, tough, severe)
1
balking
1
bigoted
1
bitter(adjective, strong, hard, tough, severe)
1
bulldoggish
1
bulldoggy
1
bulletheaded
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APASmart Define. (2015). bullheaded thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/bullheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "bullheaded thesaurus" https://smartdefine.org/bullheaded/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, bullheaded thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/bullheaded/thesaurus/synonyms>.
MLASmart Define. "bullheaded thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/bullheaded/thesaurus/synonyms>