/ Thesaurus / C Synonyms of creek confederacy Find synonyms for: Noun1. Creek Confederacy, confederation, confederacy, federationusage: a North American Indian confederacy organized by the Muskogee that dominated the southeastern part of the United States before being removed to OklahomaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: laudable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language