Braggadocious
an excellent Trumpian neologism; a portmanteau (maybe) of bodacious and bragadocio which converts an already spectacular — rococo, even —noun into most bodacious adjective.
Plain English Anatomy™ Noun | Verb | Adjective | Adverb | Preposition | Conjunction | Latin | Germany | Flannel | Legal triplicate | Nominalisation | Murder your darlings