/ Thesaurus / G Synonyms of genus geranium Find synonyms for: Noun1. genus Geranium, plant genususage: genus of mostly North American geraniums: cranesbillsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language