/ Thesaurus / C Synonyms of charles i Find synonyms for: Noun1. Charles, Charles II, Charles I, Charles the Baldusage: as Charles II he was Holy Roman Emperor and as Charles I he was king of France (823-877)2. Charles, Charles I, Charles Stuartusage: son of James I who was King of England and Scotland and Ireland; was deposed and executed by Oliver Cromwell (1600-1649)3. Charlemagne, Carolus, Charles, Charles I, Charles the Greatusage: king of the Franks and Holy Roman Emperor; conqueror of the Lombards and Saxons (742-814)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: laudable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language