/ Thesaurus / J Synonyms of japanese iris Find synonyms for: Noun1. Japanese iris, Iris kaempferi, beardless irisusage: iris native to Japan having large showy flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language