confidence game vs flimflam

confidence game and flimflam both are nouns.

Word	Noun	Adjective	Verb	Adverb
confidence game	Yes	No	No	No
flimflam	Yes	No	No	No

As nouns, confidence game and flimflam are synonyms defined as:

confidence game and flimflam: a swindle in which you cheat at gambling or persuade a person to buy worthless property

Other synonyms of confidence game include bunco, bunco game, bunko, bunko game, con, con game, confidence trick, hustle, sting.

confidence game (noun)	flimflam (noun)
a swindle in which you cheat at gambling or persuade a person to buy worthless property	a swindle in which you cheat at gambling or persuade a person to buy worthless property