Imaom or Imaum: How To spell?

The word Imaom is misspelled against Imaum, a noun meaning "A Mohammedan prince who, as a successor of Mohammed, unites in his person supreme spiritual and temporal power."

Word contains consecutive vowels 'AU' in between alphabets im & m is misspelled as 'AO'
Wrong Spelling:  im-ao-m 
Correct Spelling:  im-au-m 
Find more incorrect spellings of Imaum to spell right way.

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