“+ noun
1.
a. : the quality or state of being unreal : lack of substance or validity : nonexistence
there is an air of unreality about life among diplomats anywhere — G.S.Gale
b. : something unreal, insubstantial, or visionary : a figment of imagination
both of silly parents, and trained to unrealities — Samuel Butler †1902
2. : ineptitude or incapacity in recognizing or dealing with reality
the unreality of the ivory-tower attitude of mind — Leslie Rees