pipage vs fee

pipage and fee both are nouns.

Word	Noun	Adjective	Verb	Adverb
pipage	Yes	No	No	No
fee	Yes	No	Yes	No

As nouns, fee is a hypernym of pipage; that is, fee is a word with a broader meaning than pipage:

pipage (noun)	fee (noun)
a long tube made of metal or plastic that is used to carry water or oil or gas etc.	a fixed charge for a privilege or for professional services
a fee charged for the use of pipes	an interest in land capable of being inherited

pipage (verb)	fee (verb)
	give a tip or gratuity to in return for a service, beyond the compensation agreed on