Grening or Greening: How To spell?
The word Grening is misspelled against Greening, a noun meaning "A greenish apple, of several varieties, among which the Rhode Island greening is the best known for its fine-grained acid flesh and its excellent keeping quality."
Greening has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Gr & ning which should not be misspelled with single 'E'
Wrong Spelling:  Gr-e-ning  Correct Spelling:  Gr-ee-ning 
Find more wrongly spelled words of Greening to spell it well.