SYNONYMS
impersonator, masquerader, pretender, deceiver, hoaxer
fake, fraud, sham, humbug
charlatan, quack, mountebank
trickster, fraudster, swindler, hoodwinker, bluffer, deluder, duper, cheat, cheater, defrauder, exploiter, rogue, wolf in sheep's clothing
informal phoney, con man, con artist, flimflammer, flimflam man
dated confidence man, confidence woman