stiff-necked (adjective) doctrinaire: dogmatic, opinionated
Sinonime: authoritarian,
authoritative,
biased, bigoted, bullheaded, dictative, dictatorial, dogged,
fanatical,
impractical,
inflexible,
insistent, magisterial, mulish,
obstinate, one-sided,
pertinacious, pigheaded,
rigid,
speculative, stiff-necked,
stubborn,
unrealisticAntonime: amenable,
flexible,
manageable,
obedient,
submissive