/ Thesaurus / I Synonyms of illusional Find synonyms for: Adjective1. illusional, illusionary, unreal (vs. real)usage: marked by or producing illusion; "illusionary stage effects"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language