/ Thesaurus / S Synonyms of st. vincent and the grenadines Find synonyms for: Noun1. Saint Vincent and the Grenadines, St. Vincent and the Grenadinesusage: an island country in the central Windward Islands; achieved independence from the United Kingdom in 1979WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language