Overleven or Overleaven: How To spell?

The word Overleven is misspelled against Overleaven, a verb meaning "To leaven too much; hence, to change excessively; to spoil."

Overleaven has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets overl & ven is misspelled as 'E'
Wrong Spelling:  overl-e-ven 
Correct Spelling:  overl-ea-ven 
Explore spell check of Overleaven to spell without errors.

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