Breadcrumb Home > Thesaurus > P Synonyms of precordium Find synonyms for: Noun1. precordium, external organusage: the external surface of the body overlying the heart and stomachWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: temporize Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language