diddle vs scam

diddle is not a noun while scam is a noun.

Word	Noun	Adjective	Verb	Adverb
diddle	No	No	Yes	No
scam	Yes	No	Yes	No

As verbs, diddle and scam are synonyms defined as:

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

diddle (noun)	scam (noun)
	a fraudulent business scheme

diddle (verb)	scam (verb)
manipulate manually or in one's mind or imagination	deprive of by deceit
deprive of by deceit