0 to change something in a way that makes it fail to represent the values and qualities that it is intended to represent --
He spent the first years of his reign attempting to have this marriage annulled and his half-siblings bastardized.
In some sections of the engineering industry, producers are having to bastardize their production because they are forced to improvise with their present equipment to meet the competition from abroad.
Richard is effectively illegitimate, the nature of his crime aligning him with those age-old tropes that identify both the product and producer of counterfeiting as bastardized.
While this assumption flew in the face of scientific evidence, it did have the advantage of ensuring that the children of married women could not be bastardized.
