supply line vs path

supply line and path both are nouns.

Word	Noun	Adjective	Verb	Adverb
supply line	Yes	No	No	No
path	Yes	No	No	No

As nouns, path is a hypernym of supply line; that is, path is a word with a broader meaning than supply line:

Other hypernyms of supply line include itinerary, route.

supply line (noun)	path (noun)
a route over which supplies can be delivered	a course of conduct
	a way especially designed for a particular use
	an established line of travel or access
	a line or route along which something travels or moves