Asso or Assai: How To spell?

The word Asso is misspelled against Assai, a noun meaning "A direction equivalent to very; as, adagio assai, very slow."

Word ends with consecutive vowels 'AI' preceded by alphabets 'ass' is misspelled as 'O'
Wrong Spelling:  ass-o 
Correct Spelling:  ass-ai 
Find more incorrect spellings of Assai to spell right way.

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