/ Thesaurus / B Synonyms of bladder fucus Find synonyms for: Noun1. bladderwrack, black rockweed, bladder fucus, tang, Fucus vesiculosus, rockweedusage: a common rockweed used in preparing kelp and as manureWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language