/ Thesaurus / B Synonyms of butter flower Find synonyms for: Noun1. buttercup, butterflower, butter-flower, crowfoot, goldcup, kingcup, herb, herbaceous plantusage: any of various plants of the genus RanunculusWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language