Impound :: Impound (v. t.) To shut up or place in an inclosure called a pound; hence, to hold in the custody of a court; as, to impound stray cattle; to impound a document for safe keeping..
Impoundage :: Impoundage (n.) The act of impounding, or the state of being impounded..
Impoundage :: Impoundage (n.) The fee or fine for impounding.