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 person whose outlook is scornfully negative.
A person who believes that all people are motivated by selfishness.
cynical (in all senses)
Relating to the Dog Star.