To change the aspect of; to alter in form, appearance, substance, position, or the like; to make different by a partial change; to modify; as, to vary the properties, proportions, or nature of a thing; to vary a posture or an attitude; to vary one's dress or opinions.
To embellish; to change fancifully; to present under new aspects, as of form, key, measure, etc. See Variation, 4.