orotund in WordNet English dictionary

1. ostentatiously lofty in style
   "a man given to large talk"; "tumid political prose"
   bombastic  declamatory  large  orotund  tumid  turgid 
   
2. (of sounds) full and rich
   "orotund tones"; "the rotund and reverberating phrase"; "pear-shaped vowels"
   orotund  rotund  round  pear-shaped