illusoriness

/ɪˈluː.sər.i.nəs/
noun
  1. The quality or state of being based on an illusion; the fact of being deceptive or not real.
    • The illusoriness of the magician's trick amazed the audience.
    • The illusoriness of the mirage became clear as they got closer.
    • She wrote about the illusoriness of perfect happiness in her novel.
Antonyms
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