Derberry or Deerberry: How To spell?
The word Derberry is misspelled against Deerberry, a noun meaning "A shrub of the blueberry group (Vaccinium stamineum); also, its bitter, greenish white berry; -- called also squaw huckleberry."
Deerberry has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings D & rberry which should not be misspelled with single 'E'
Wrong Spelling:  D-e-rberry  Correct Spelling:  D-ee-rberry 
Explore spell check of Deerberry to spell without errors.