13 letters · 24 points in Scrabble
adjective lofty in style
adjective puffed up with vanity; ; ; ; - Newsweek
originFrom Middle French grandiloquent, from Latin grandiloquus, from grandis (“great, full”) + loquēns, present participle of loquor (“to speak”). Compare eloquent.
Etymology from Wiktionary, CC BY-SA 3.0