dupery

noun

1. (countable, uncountable)The act or practice of duping; the condition of being deceived.

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

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

   “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.”