gazump vs plume

gazump is not a noun while plume is a noun.

Word	Noun	Adjective	Verb	Adverb
gazump	No	No	Yes	No
plume	Yes	No	Yes	No

As verbs, gazump and plume are synonyms defined as:

Other synonyms of gazump include fleece, hook, overcharge, pluck, rob, soak, surcharge.

gazump (noun)	plume (noun)
	the light horny waterproof structure forming the external covering of birds
	a feather or cluster of feathers worn as an ornament
	anything that resembles a feather in shape or lightness

gazump (verb)	plume (verb)
rip off; ask an unreasonable price	dress or groom with elaborate care
raise the price of something after agreeing on a lower price	form a plume
	clean with one's bill
	deck with a plume
	be proud of
	rip off; ask an unreasonable price