baisus
charlatan, fake, faker, fraud, hoaxer, humbug, impostor (or imposter), mountebank, phony (also phoney), pretender, ringer, sham
copycat, imitator, impersonator, mimic, actor, bluffer, counterfeiter, deceiver, dissembler, duper, feigner, misleader, operator, trickster, poseur, cozener, defrauder, dodger, scammer, sharper, sharpie (or sharpy), skinner, swindler