/ Thesaurus / E Synonyms of east saint louis Find synonyms for: Noun1. East Saint Louisusage: a town in southwest Illinois on the Mississippi across from Saint LouisWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language