agitator

agitator is a   Noun

Definition:

[1] One who agitates; one who stirs up or excites others; as, political reformers and agitators.

[2] One of a body of men appointed by the army, in Cromwell`s time, to look after their interests; -- called also adjutators. Clarendon.

[3] An implement for shaking or mixing.

Synonyms: