Breadcrumb Home > Thesaurus > P Synonyms of ploughshare Find synonyms for: Noun1. plowshare, ploughshare, share, wedgeusage: a sharp steel wedge that cuts loose the top layer of soilWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: sepulture Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language