Charlatan
Pronunciation : Char"la*tan
Part of Speech : n.
Etymology : [F. charlatan, fr. It. ciarlatano, fr. ciarlare to chartter, prate; of imitative origin; cf. It. zirlare to whistle like a thrush.]
Definition : Defn: One who prates much in his own favor, and makes unwarrantable pretensions; a quack; an impostor; an empiric; a mountebank.
Source : Webster's Unabridged Dictionary, 1913