/ Thesaurus / B Synonyms of bottle grass Find synonyms for: Noun1. green bristlegrass, green foxtail, rough bristlegrass, bottle-grass, bottle grass, Setaria viridis, foxtail, foxtail grassusage: European foxtail naturalized in North America; often a troublesome weedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language