/ Thesaurus / O Synonyms of owen glendower Find synonyms for: Noun1. Glendower, Owen Glendowerusage: Welsh chieftain who led a revolt against Henry IV's rule in Wales (1359-1416)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language