porterage · noun1
From porter (“person who carries luggage and related objects”) + -age (suffix forming nouns indicating an action, process, or result; a charge, fee, or toll; or a relationship or state). Cognates * Anglo-Norman portage, porterage * Late Latin portagium
porterage · noun2
From porter (“person in control of the entrance to a building”) + -age (suffix forming nouns indicating a relationship or state).
Etymology from Wiktionary, CC BY-SA 4.0.