/ Thesaurus / I Synonyms of ilx Find synonyms for: Adjective1. fifty-nine, 59, ilx, cardinal (vs. ordinal)usage: being nine more than fiftyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language