Breadcrumb Home > Thesaurus > W Synonyms of willow aster Find synonyms for: Noun1. willow aster, asterusage: a variety of asterWordNet 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