dupery

plural duperies

1. countableuncountableThe act or practice of duping; the condition of being deceived.

   Far more widespread than ticket dupery is another form of "misrepresentation" also recently under fire.

   1930 February 17, “Dishonesty”, in Time

   2 more examples

   Quackery and dupery do abound; in religions, above all in the more advanced decaying stages of religions.

   1840, Thomas Carlyle, chapter 1, in Heroes and Hero Worship

   Mr. Abel, who lives in Westport, Conn., has earned his bread as a writer and lecturer on problem-solving tactics, and he has earned a reputation as a duke of dupery since 1959, when he masterminded the Society for Indecency to Naked Animals.

   2003 December 21, Joseph P. Fried, “The Duke of Dupery, Still Pulling the Wool”, in New York Times, page N51

   Synonyms: deception, trickery