opinionative

Of, pertaining to, being, or expressing opinion.

The courts of the United States generally allow opinionative evidence concerning value.

Opinionated.

They were not only opinionative, peevish, covetous, morose, vain, talkative, but incapable of friendship, and dead to all natural affection.

He was a stout, squat figure, with a square face and broad black eyebrows, that announced him to be opinionative and disputatious.