Grenroom or Greenroom: How To spell?
The word Grenroom is misspelled against Greenroom, a noun meaning "The retiring room of actors and actresses in a theater."
Greenroom has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Gr & nroom which should not be misspelled with single 'E'
Wrong Spelling:  Gr-e-nroom  Correct Spelling:  Gr-ee-nroom 
Find more incorrect spellings of Greenroom to spell right way.