Navscopy or Nauscopy: How To spell?

The word Navscopy is misspelled against Nauscopy, a noun meaning "The power or act of discovering ships or land at considerable distances."

Word contains consecutive vowels 'AU' in between alphabets n & scopy is misspelled as 'AV'
Wrong Spelling:  n-av-scopy 
Correct Spelling:  n-au-scopy 
Find more incorrect spellings of Nauscopy to spell right way.

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