/ Thesaurus / C Synonyms of carl xvi gustaf Find synonyms for: Noun1. Carl XVI Gustav, Carl XVI Gustafusage: king of Sweden since 1973 (born 1946)WordNet 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