flimflam
[noun]
Synonyms: imposture, cheat, deceit, fake, fraud, hoax, humbug, sell, sham, swindle, nonsense, balderdash, bull, double-talk, drivel, eyewash, hokum, hot air, jazz, moonshine
[verb]
Synonyms: dupe, bamboozle, befool, chicane, fool, gull, hoax, hoodwink, hornswoggle, pigeon, cheat, beat, bilk, chouse, cozen, defraud, diddle, do, gyp, overreach

[TahlilGaran] English Synonym Dictionary ▲

flim‧flam /ˈflɪmflæm/ noun [uncountable] old-fashioned informal
[Date: 1500-1600; Origin: Probably from a Scandinavian language]
information or ideas that are not true or seem very stupid:
I was sick of his intellectual flimflam.

[TahlilGaran] Dictionary of Contemporary English ▲