dupery n 1: something intended to deceive; deliberate trickery intended to gain an advantage [syn: {fraud}, {fraudulence}, {dupery}, {hoax}, {humbug}, {put-on}]
Dupery \Dup"er*y\ (d[=u]p"[~e]r*[y^]), n. [F. duperie, fr. duper.] The act or practice of duping. [R.] [1913 Webster]