goldbrick vs defraud

goldbrick is a noun but defraud is not a noun.

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

As verbs, goldbrick and defraud are synonyms defined as:

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

goldbrick (noun)	defraud (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

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