Conservatives - a conservative isn't a reactionary because he doesn't react. He contains in hopes to maintain or sustain instead of attain. He wants to maintain the obtained. And he wants others to abstain and refrain.
Liberals - a liberal liberally applies the law to make allowances for his idiosyncrasies.
Radicals - a radical radiates around the issue instead of being inside the hub. They're in the motion of emotion.
Centrist - a centrist maintains and sustains in the center of the concerned. He doesn't vacillate from his vision.
Reactionary - a reactionary doesn’t originate. He reacts and doesn’t act. He runs behind and turns his back to an affront.