Overleyven or Overleaven: How To spell?
The word Overleyven is misspelled against Overleaven, a verb meaning "To leaven too much; hence, to change excessively; to spoil."
Overleaven has vowels 'ea' together mispronounced as 'ey'Word contains consecutive vowels 'EA' in between alphabets overl & ven is misspelled as 'EY'
Wrong Spelling:  overl-ey-ven  Correct Spelling:  overl-ea-ven 
Explore spell check of Overleaven to spell without errors.