/ Thesaurus / D Synonyms of double pneumonia Find synonyms for: Noun1. double pneumonia, lobar pneumoniausage: lobar pneumonia involving both lungsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language