unperson

un- +‎ person. From the synthetic language "newspeak" in George Orwell's novel Nineteen Eighty-Four (1949), where it refers to a person who has been executed or fell out of favor, whose entire history has been erased.

unperson (plural unpersons or unpeople)

1. A human who has been stripped of rights, identity or humanity.

   With his identity stolen, he became an unperson, unable to prove his existence to the government.

unperson (third-person singular simple present unpersons, present participle unpersoning, simple past and past participle unpersoned)

1. (transitive) To strip (a human being) of rights, identity or humanity.

• prenouns