/ Thesaurus / S Synonyms of syringa vulgaris Find synonyms for: Noun1. common lilac, Syringa vulgaris, lilacusage: large European lilac naturalized in North America having heart-shaped ovate leaves and large panicles of highly fragrant lilac or white flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language