/ Thesaurus / R Synonyms of rhamnus Find synonyms for: Noun1. Rhamnus, genus Rhamnus, dicot genus, magnoliopsid genususage: type genus of the Rhamnaceae: buckthornsWordNet 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