Synonyms for Orotund (same or very similar meaning)
WordNet sense 1 (ostentatiously lofty in style):
bombastic, declamatory, large, tumid, turgidWordNet sense 2 (concerned with effect or style of writing and speaking):
rhetoricalWordNet sense 3 ((of sounds) full and rich):
rotund, round, pear-shapedFrom the ODE community, based on WordNetadd/edit