/ Thesaurus / G Synonyms of genus conium Find synonyms for: Noun1. Conium, genus Conium, rosid dicot genususage: small genus of highly toxic biennials: hemlockWordNet 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