Overfeding or Overfeeding: How To spell?
The word Overfeding is misspelled against Overfeeding, which is present continuous of "Overfeed"
Overfeeding has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Overf & ding which should not be misspelled with single 'E'
Wrong Spelling:  Overf-e-ding  Correct Spelling:  Overf-ee-ding 
Find more wrongly spelled words of Overfeeding to spell it well.