coil
shuffle off this mortal coil die. literary
☞ Shuffle off this mortal coil is a quotation from Shakespeare's Hamlet. This mortal coil is sometimes used independently to mean 'the fact or state of being alive', with the suggestion that this is a troublesome state, since coil retains here its archaic sense of 'turmoil'.
1986Dudley MooreOff-Beat He was just one of a number of distinguished composers who have shuffled off their mortal coil in a variety of unusual ways.