/ Thesaurus / I Synonyms of impressiveness Find synonyms for: Noun1. impressiveness, grandness, magnificence, richness, excellenceusage: splendid or imposing in size or appearance; "the grandness of the architecture"; "impressed by the richness of the flora"2. impressiveness, qualityusage: the quality of making a strong or vivid impression on the mindWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language