PILE n.
piece of timber, pointed and driven into the earth, as at the bottom of a river, or in a harbor where the ground is soft, for the support of a building, a pier, or other superstructure, or to form a cofferdam, etc.
PURPRESTURE n.
hment upon, or inclosure of, that which should be common or public, as highways, rivers, harbors, forts, etc. [Written also pourpresture.]