As verbs the difference between stapled and staple
is that
stapled is (
staple) while
staple is to sort according to its staple or
staple can be to secure with a staple.
As a noun staple is
a town containing merchants who have exclusive right, under royal authority, to purchase or produce certain goods for export; also, the body of such merchants seen as a group or
staple can be a wire fastener used to secure stacks of paper by penetrating all the sheets and curling around.
As an adjective staple is
relating to, or being market of staple for, commodities.