/ Thesaurus / S Synonyms of sou'easter Find synonyms for: Noun1. southeaster, sou'easter, wind, air current, current of airusage: a strong wind from the southeastWordNet 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