1 example sentence using dupery.
Dupery used in a sentence
Dupery in a sentence as a noun
That would make us confederacy of dunces hawking free lifetime subscriptions to dupery, no less. I think you’re making the right call here, on the whole.
Dupery definitions
noun
something intended to deceive; deliberate trickery intended to gain an advantage
See also: fraud fraudulence hoax humbug put-on