/ Thesaurus / O Synonyms of ostentate Find synonyms for: Verb1. flaunt, flash, show off, ostentate, swank, expose, exhibit, displayusage: display proudly; act ostentatiously or pretentiously; "he showed off his new sports car"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