/ Thesaurus / I Synonyms of iris filifolia Find synonyms for: Noun1. Dutch iris, Iris filifolia, beardless irisusage: bulbous Spanish iris with red-violet flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language