/ Thesaurus / F Synonyms of fuscoboletinus serotinus Find synonyms for: Noun1. Fuscoboletinus serotinus, boleteusage: an edible fungus with a broadly convex brown cap and a whitish pore surface and stalkWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language