/ Thesaurus / C Synonyms of cough out Find synonyms for: Verb1. expectorate, cough up, cough out, spit up, spit out, exhaust, discharge, expel, eject, releaseusage: discharge (phlegm or sputum) from the lungs and out of the mouthWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language