/ Thesaurus / B Synonyms of bear's breech Find synonyms for: Noun1. bear's breech, bear's breeches, sea holly, Acanthus mollis, acanthususage: widely cultivated southern European acanthus with whitish purple-veined flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language