/ Thesaurus / Y Synonyms of yucatan peninsula Find synonyms for: Noun1. Yucatan, Yucatan Peninsulausage: a peninsula in Central America extending into the Gulf of Mexico between the Bay of Campeche and the Caribbean SeaWordNet 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