Breadcrumb Home > Thesaurus > C Synonyms of coleus Find synonyms for: Noun1. coleus, flame nettle, herb, herbaceous plantusage: any of various Old World tropical plants of the genus Coleus having multicolored decorative leaves and spikes of blue flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of coleus (Dictionary) ✖ Related Content Daily Word Quiz: rococo Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language