Thermocaotery or Thermocautery: How To spell?

The word Thermocaotery is misspelled against Thermocautery, a noun meaning "Cautery by the application of heat."

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

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