/ Thesaurus / O Synonyms of openbill Find synonyms for: Noun1. openbill, storkusage: stork with a grooved bill whose upper and lower parts touch only at the base and tipWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language