Shepback or Sheepback: How To spell?
The word Shepback is misspelled against Sheepback, a noun meaning "A rounded knoll of rock resembling the back of a sheep. -- produced by glacial action. Called also roche moutonnee; -- usually in the plural."
Sheepback has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Sh & pback which should not be misspelled with single 'E'
Wrong Spelling:  Sh-e-pback  Correct Spelling:  Sh-ee-pback 
Explore spell check of Sheepback to spell without errors.