Shippage is a coordinate term of shorage.
As nouns the difference between shorage and shippage
is that shorage is a right to use a shore, as to land goods, or a fee or duty for such right while shippage is shipment of goods.
shorage
English
Noun
A right to use a shore, as to land goods, or a fee or duty for such right.
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Coordinate terms
* (fee for use of shore) cranage, demurrage, shippage, tonnage, wharfage
shippage
English
Noun
(-)
(dated) Shipment of goods.
(dated) Charge for shipment.
Usage notes
Today “shipping charge” or “shipping and handling” are much more common terms for these charges.
Coordinate terms
* (fee for shipping) cranage, demurrage, shorage, tonnage, wharfage