/ Thesaurus / I Synonyms of independent state of papua new guinea Find synonyms for: Noun1. Papua New Guinea, Independent State of Papua New Guineausage: a parliamentary democracy on the eastern half of the island of New Guinea; in 1975 it became an independent state within the Commonwealth of NationsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language