Legerdemain /(lĕj`ẽr*dē̇*mān")/

Leg·er·de·main

Legerdemain

n.
  1. Sleight of hand; a trick of sleight of hand; hence, any artful deception or trick.
    He of legierdemayne the mysteries did know.
    The tricks and legerdemain by which men impose upon their own souls.