Hydravlicon or Hydraulicon: How To spell?

The word Hydravlicon is misspelled against Hydraulicon, a noun meaning "An ancient musical instrument played by the action of water; a water organ."

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

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