/ Thesaurus / T Synonyms of tansy mustard Find synonyms for: Noun1. tansy mustard, Descurainia pinnata, herb, herbaceous plantusage: North American herb with bitter-tasting pinnate leaves resembling those of tansyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: mongrel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language