A person opposed to a concept or principle.
A fan who objects to a particular creator, franchise, fandom, character, ship, etc., especially on moral or sociopolitical grounds.
That has a torsion angle between 90° and 180°
Opposed to something.
A recidivist; one who backslides, especially in a religious sense; an apostate.
She married him thinking to change his ways, and for a while he got religion, but he was ever a backslider; she soon began finding bottles stashed about the house.