Grengill or Greengill: How To spell?
The word Grengill is misspelled against Greengill, a noun meaning "An oyster which has the gills tinged with a green pigment, said to be due to an abnormal condition of the blood."
Greengill has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Gr & ngill which should not be misspelled with single 'E'
Wrong Spelling:  Gr-e-ngill  Correct Spelling:  Gr-ee-ngill 
Find more wrongly spelled words of Greengill to spell it well.