Breadcrumb Home > Thesaurus > P Synonyms of panic disorder Find synonyms for: Noun1. panic disorder, anxiety disorderusage: an anxiety disorder characterized by unpredictable panic attacks; the attacks are usually severe but briefWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: sepulture Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language