The spelling of the word "Adversarious" is actually incorrect. It is likely that the intended word was "adversarius," which is a Latin term meaning "opponent" or "adversary." The correct pronunciation in Latin is /ad.ver.sa.ri.us/. The "-us" ending indicates that this is a masculine noun, and the stress falls on the second syllable. It is important to check the spelling and pronunciation of unfamiliar words to avoid confusion and inaccuracies in communication.