unregenerate
bloody-minded (similar term)
cantankerous (similar term)
bolshy (similar term)
stroppy (similar term)
bullheaded (similar term)
bullet-headed (similar term)
pigheaded (similar term)
dogged (similar term)
dour (similar term)
persistent (similar term)
pertinacious (similar term)
tenacious (similar term)
unyielding (similar term)
contrarious (similar term)
cross-grained (similar term)
determined (similar term)
hardheaded (similar term)
mulish (similar term)
stiff-necked (similar term)
strong-minded (similar term)
strong-willed (similar term)
disobedient (related term)
intractable (related term)
uncompromising (related term)
sturdy (related term)
inflexible (related term)
docile (antonym)