Provoke
Part of speech: verb
Definition: to cause (a person) to become annoyed or angry. to bring about a reaction.
Example sentence: To provoke dreams of terror in the slumber of prosperity has become the moral duty of literature.
Stimulate
Part of speech: verb
Definition: To encourage into action.To arouse an organism to functional activity.
Example sentence: A living art of teaching, one that rests on a true understanding of the human being, has a thread of strength running through it that stimulates individual students to participate so that it is not necessary to keep their attention through direct 'individualized' treatment.