politician

One who is actively involved or skilled in politics, especially one who holds a political office.

One who deceives or outmaneuvers others for personal gain.

One who is versed in the science of government and the art of governing; one who is skilled in politics.

One who occupies himself with polities; one who devotes himself to public affairs or to the promotion of the interests of a political party; one who is practically interested in politics; in a bad sense, one who concerns himself with public affairs not from patriotism or public spirit, but for his own profit or that of his friends, or of a clique or party.

A politic or crafty person; a petty and generally an unscrupulous schemer; a trickster.