/ Thesaurus / F Synonyms of feather ball Find synonyms for: Noun1. feather ball, Mammillaria plumosa, cactususage: a low tuberculate cactus with white feathery spines; northeastern MexicoWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language