v. do away with

v. prevent the occurrence of; prevent from happening; "Let's avoid a confrontation"; "head off a confrontation"; "avert a strike"

v. impede the movement of (an opponent or a ball); "block an attack"

v. force or drive back; "repel the attacker"; "fight off the onslaught"; "rebuff the attack"

v. avert, turn away, or repel; "Ward off danger"

v. relieve from; "Rid the house of pests"

v. require as useful, just, or proper; "It takes nerve to do what she did"; "success usually requires hard work"; "This job asks a lot of patience and skill"; "This position demands a lot of personal sacrifice"; "This dinner calls for a spectacular dessert"; "This intervention does not postulate a patient's consent"