/ Thesaurus / T Synonyms of twelfth day Find synonyms for: Noun1. Epiphany, Epiphany of Our Lord, Twelfth day, Three Kings' Day, January 6, Christian holy dayusage: twelve days after Christmas; celebrates the visit of the three wise men to the infant JesusWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language