repulse

(noun) an instance of driving away or warding off. Synonyms: rebuff, snub.

(verb) force or drive back. Synonyms: repel, fight off, rebuff, drive back. Examples: "Repel the attacker." "Fight off the onslaught." "Rebuff the attack."

(verb) be repellent to; cause aversion in. Synonyms: repel.

(verb) cause to move back by force or influence. Synonyms: repel, drive, force back, push back, beat back. Examples: "Repel the enemy." "Push back the urge to smoke." "Beat back the invaders."