pardon — kind indulgence, as in forgiveness of an offense or discourtesy or in tolerance of a distraction or inconvenience: I beg your pardon, but which way is Spruce Street?
excusably — In an excusable manner or to an excusable degree.
justifiably — capable of being justified; that can be shown to be or can be defended as being just, right, or warranted; defensible: justifiable homicide.
understandably — capable of being understood; comprehensible.
defensibly — capable of being defended against assault or injury: The troops were bivouacked in a defensible position.
