/ Thesaurus / X Synonyms of xiv Find synonyms for: Noun1. fourteen, 14, XIV, large integerusage: the cardinal number that is the sum of thirteen and oneAdjective1. fourteen, 14, xiv, cardinal (vs. ordinal)usage: being one more than thirteenWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language