defraud vs bunco

defraud is not a noun while bunco is a noun.

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

As verbs, defraud and bunco are synonyms defined as:

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

defraud (noun)	bunco (noun)
	a swindle in which you cheat at gambling or persuade a person to buy worthless property

defraud (verb)	bunco (verb)
deprive of by deceit	deprive of by deceit