/ Thesaurus / L Synonyms of leonurus cardiaca Find synonyms for: Noun1. motherwort, Leonurus cardiaca, herb, herbaceous plantusage: bitter Old World herb of hedgerows and woodland margins having toothed leaves and white or pale pink flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language