A person who advocates centrism.
Of, pertaining to, or advocating centrism.
One who is intolerant; a bigot.
Not tolerant; close-minded about new or different ideas; indisposed to tolerate contrary opinions or beliefs; impatient of dissent or opposition; denying or refusing the right of private opinion or choice in others; inclined to persecute or suppress dissent.
Unable or indisposed to tolerate, endure or bear.