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. ask, call for, demand, involve, necessitate, need, postulate, require, take
Meaning : Prevent the occurrence of. Prevent from happening.
Let's avoid a confrontation.
Head off a confrontation.
Avert a strike.