Navtiloid or Nautiloid: How To spell?

The word Navtiloid is misspelled against Nautiloid, a noun meaning "A mollusk, or shell, of the genus Nautilus or family Nautilidae."

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

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