/ Thesaurus / C Synonyms of catatonic Find synonyms for: Adjective1. catatonicusage: characterized by catatonia especially either rigidity or extreme laxness of limbsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: verbose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language