/ Thesaurus / F Synonyms of false goatsbeard Find synonyms for: Noun1. false goatsbeard, Astilbe biternata, astilbeusage: North American astilbe with panicles of creamy white flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language