Flen or Fleen: How To spell?

The word Flen is misspelled against Fleen, a noun meaning "Obs. pl. of Flea."

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

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