/ Thesaurus / G Synonyms of genus calvatia Find synonyms for: Noun1. Calvatia, genus Calvatia, fungus genususage: genus of puffballs having outer casings whose upper parts break at maturity into angular pieces to expose the sporesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language