/ Thesaurus / H Synonyms of hallucinating Find synonyms for: Verb1. hallucinate, perceive, comprehendusage: perceive what is not there; have illusionsAdjective1. delirious, hallucinating, ill (vs. well), sickusage: experiencing deliriumWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language