See fustian in Webster's New World Roget's A-Z Thesaurus II
noun
Pretentious, pompous speech or writing:
bombast, claptrap, grandiloquence, magniloquence, orotundity, rant, turgidity. See plain, style, words
adjective
Characterized by language that is elevated and sometimes pompous in style:
aureate, bombastic, declamatory, flowery, grandiloquent, high-flown, high-sounding, magniloquent, orotund, overblown, rhetorical, sonorous, swollen. See plain, style, words
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