The state of being deceived or misled.
A misapprehension; a belief in something that is in fact not true.
Anything that seems to be something that it is not.
A magician’s trick.
The state of being actual or real; realness.
The entirety of all that is real.
The real world.
An individual observer's own subjective perception of that which is real.
A real entity, event, or other fact.