/ Thesaurus / S Synonyms of south sea islands Find synonyms for: Noun1. South Sea Islands, islandusage: any islands in the southern or southwestern of central parts of the Pacific OceanWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language