/ Thesaurus / P Synonyms of purple milk vetch Find synonyms for: Noun1. purple milk vetch, Astragalus danicus, milk vetch, milk-vetchusage: perennial of southern and western Europe having dense racemes of purple or violet flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language