Grenhorn or Greenhorn: How To spell?
The word Grenhorn is misspelled against Greenhorn, a noun meaning "A raw, inexperienced person; one easily imposed upon."
Greenhorn has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Gr & nhorn which should not be misspelled with single 'E'
Wrong Spelling:  Gr-e-nhorn  Correct Spelling:  Gr-ee-nhorn 
Find more incorrect spellings of Greenhorn to spell right way.