Overhavled or Overhauled: How To spell?

The word Overhavled is misspelled against Overhauled, which is past tense of "Overhaul"

Word contains consecutive vowels 'AU' in between alphabets overh & led is misspelled as 'AV'
Wrong Spelling:  overh-av-led 
Correct Spelling:  overh-au-led 
Explore spell check of Overhauled to spell without errors.

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