Mountebank
Mountebank is a historical term for an itinerant showman who peddled dubious medicines and unproven cures, often accompanied by theatrical demonstrations and humor. The word derives from the Italian monta banco, meaning “to mount a bench,” reflecting the practice of a vendor climbing onto a raised platform in public squares to address crowds and advertise his wares.
In practice, a mountebank combined showmanship with salesmanship. He would attract audiences with feats, anecdotal cures,
Culturally, the figure of the mountebank entered literature and common usage as a symbolic label for fraud