Promethen or Promethean: How To spell?
The word Promethen is misspelled against Promethean, a noun meaning "A kind of lucifer match."
Promethean has vowels 'ea' together mispronounced as 'e'Word contains consecutive vowels 'EA' in between alphabets prometh & n is misspelled as 'E'
Wrong Spelling:  prometh-e-n  Correct Spelling:  prometh-ea-n 
Find more incorrect spellings of Promethean to spell right way.