/ Thesaurus / I Synonyms of ipomoea imperialis Find synonyms for: Noun1. imperial Japanese morning glory, Ipomoea imperialis, morning gloryusage: hybrid from Ipomoea nilWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language