Unu or Unau: How To spell?

The word Unu is misspelled against Unau, a noun meaning "The two-toed sloth (Cholopus didactylus), native of South America. It is about two feet long. Its color is a uniform grayish brown, sometimes with a reddish tint."

Word end with consecutive vowels 'AU' preceded by alphabets 'un' is misspelled as 'U' as letter 'A' is phonetically ignored
Wrong Spelling: un-u
Correct Spelling: un-au
Check more misspelled words of Unau to spell it correct.