Synonyms of opinionated

1 Syllable
mule
2 Syllables
stubborn, bossy, weighted, mulish, sexist, spiky, spikier, biased, hard-line, tilted, racist, cocky, set-on
3 Syllables
bigoted, polemic, unyielding, uncompliant, officious, fire-eating, self-seeking, self-serving, small-minded, high-handed, pragmatic, adamant, bullheaded, pigheaded, swellheaded, dogmatic, conceited, unruly, cocksure, strong-minded
4 Syllables
egotistic, one-sided, intransigent, polemical, obdurate, assertive, overzealous, prepossessed, doctrinaire, prejudiced, overbearing, oracular, self-involved, dictatorial, self-admiring, single-minded, obstinate, fanatical, pragmatical, narrow-minded, inflexible, litigiousness, unbendable, indocile, positive, arbitrary
5 Syllables
unreasonable, self-assertive, uncompromising, anti-semitic, discriminating, adamantine, antisemitic
6 Syllables
argumentative, opinionative