shipment vs lading

shipment and lading both are nouns.

Word	Noun	Adjective	Verb	Adverb
shipment	Yes	No	No	No
lading	Yes	No	No	No

As nouns, shipment and lading are synonyms defined as:

Other synonyms of shipment include cargo, consignment, freight, load, loading, payload.

shipment (noun)	lading (noun)
the act of sending off something	goods carried by a large vehicle
goods carried by a large vehicle