defraud vs goldbrick

defraud is not a noun while goldbrick is a noun.

Word	Noun	Adjective	Verb	Adverb
defraud	No	No	Yes	No
goldbrick	Yes	No	Yes	No

As verbs, defraud and goldbrick are synonyms defined as:

Other synonyms of defraud include bunco, con, diddle, hornswoggle, mulct, nobble, rook, scam, short-change, swindle, victimize.

defraud (noun)	goldbrick (noun)
	anything that is supposed to be valuable but turns out to be worthless
	a brick-shaped block that looks like gold but is not
	an idle worthless person
	a soldier who performs his duties without proper care or effort

defraud (verb)	goldbrick (verb)
deprive of by deceit	avoid (one's assigned duties)
	deprive of by deceit