Presumption : an idea that is taken to be true on the basis of probability.Resumption : the action of beginning something again after a pause or interruption.Proposition : a statement or assertion that expresses a judgement or opinion.Humility : the quality of having a modest or low view of one's importance.Assumption : a thing that is accepted as true or as certain to happen, without proof.Antonym of Presumption is Humility