plume vs gazump

plume is a noun but gazump is not a noun.

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

As verbs, plume and gazump are synonyms defined as:

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

plume (noun)	gazump (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

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