/ Thesaurus / G Synonyms of genus petasites Find synonyms for: Noun1. Petasites, genus Petasites, asterid dicot genususage: genus of rhizomatous herbs of north temperate regions: butterbur; sweet coltsfootWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: chicory Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language