supercherie
Foul play; an attack made by deceit.
countable, obsolete, uncountable
it is a Superchiery,[…] as being wel armed, to charge a man who hath but a piece of a sword, or being sound and strong, to set upon a man sore hurt.
Deception, deceit; an instance of fraud.
countable, uncountable
We[…]should certainly deny to any teacher of morals, in any age, who resorted to such ‘supercherie’ and charlatanism, any very high place among the instructors and benefactors of mankind.
Where it comes from
Borrowed from Middle French supercherie, itself borrowed from Italian soperchieria.
Adapted from the Wiktionary entry supercherie (CC BY-SA 4.0).