/ Thesaurus / L Synonyms of lazio Find synonyms for: Noun1. Latium, Laziousage: an ancient region of west central Italy (southeast of Rome) on the Tyrrhenian SeaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language