illusionary
or il·lu·sion·al
[ih-loo-zhuh-ner-ee or ih-loo-zhuh-nl]
adjective
of, relating to, or characterized by illusions; deceptive; misleading.
Origin of illusionary
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
illusionary
Online Etymology Dictionary, © 2010 Douglas Harper