Coetanain or Coetanean: How To spell?

The word Coetanain is misspelled against Coetanean, a noun meaning "A person coetaneous with another; a contemporary."

Coetanean has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets coetan & n is misspelled as 'AI'
Wrong Spelling:  coetan-ai-n 
Correct Spelling:  coetan-ea-n 
Find more incorrect spellings of Coetanean to spell right way.

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