feed vs plump out

feed is a noun but plump out is not a noun.

Word	Noun	Adjective	Verb	Adverb
feed	Yes	No	Yes	No
plump out	No	No	Yes	No

feed (noun)	plump out (noun)
food for domestic livestock

feed (verb)	plump out (verb)
provide with fertilizers or add nutrients to	make fat or plump
introduce continuously	depart suddenly
take in food; used of animals only
give food to
serve as food for; be the food for
feed into; supply
provide as food
gratify
profit from in an exploitatory manner
move along, of liquids
support or promote