How do you spell Repel

Available Definitions:
1)  v. t. - To drive back; to force to return; to check the advance of; to repulse as, to repel an enemy or an assailant.
2)  v. t. - To resist or oppose effectually; as, to repel an assault, an encroachment, or an argument.
3)  v. i. - To act with force in opposition to force impressed; to exercise repulsion.