Melodoen or Melodeon: How To spell?

The word Melodoen is misspelled against Melodeon, a noun meaning "A kind of small reed organ; -- a portable form of the seraphine."

Word contains consecutive vowels 'EO' in between alphabets melod & n is misspelled as 'OE'
Wrong Spelling:  melod-oe-n 
Correct Spelling:  melod-eo-n 
Find more incorrect spellings of Melodeon to spell right way.