a.
1.
Showy, ostentatious, stately, lofty, grand, majestic, magnificent, superb, splendid, august, magisterial, dignified.
2.
Swelling, inflated, bombastic, turgid, pretentious, stilted, boastful, grandiloquent, high-flowing, high-sounding, high-flown, ostentatious, tumid, grandiose, magniloquent, flaunting, puffy.