Grenback or Greenback: How To spell?

The word Grenback is misspelled against Greenback, a noun meaning "One of the legal tender notes of the United States; -- first issued in 1862, and having the devices on the back printed with green ink, to prevent alterations and counterfeits."

Greenback has double "ee" is mispronounced as "e"
Remember double 'EE' in between the strings Gr & nback which should not be misspelled with single 'E'
Wrong Spelling:  Gr-e-nback 
Correct Spelling:  Gr-ee-nback 
Explore spell check of Greenback to spell without errors.

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