/ Thesaurus / T Synonyms of twenty third Find synonyms for: Adjective1. twenty-third, 23rd, ordinal (vs. cardinal)usage: coming next after the twenty-second in positionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language