/ Thesaurus / G Synonyms of guinea bissau Find synonyms for: Noun1. Guinea-Bissau, Republic of Guinea-Bissau, Guine-Bissau, Portuguese Guineausage: a republic on the northwestern coast of Africa; recognized as independent by Portugal in 1974WordNet 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