agon-

(Greek: struggle, a contest, to contend for a prize; also, to lead, set in motion, drive, conduct, guide, govern; to do, to act; by extension, pain)

Cross references of word families related directly, or indirectly, to: "master, lead, leading, ruler, ruling, govern": -agogic; arch-; -crat; dom-; gov-; magist-; poten-; regi-; tyran-.