/ Thesaurus / G Synonyms of giovanni de'medici Find synonyms for: Noun1. Leo X, Giovanni de'Mediciusage: son of Lorenzo de'Medici and pope from 1513 to 1521 who excommunicated Martin Luther and who in 1521 bestowed on Henry VIII the title of Defender of the Faith (1475-1521)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language