Cerbereyn or Cerberean: How To spell?

The word Cerbereyn is misspelled against Cerberean, an adjective meaning "pertaining to, resembling, Cerberus."

Cerberean has vowels 'ea' together mispronounced as 'ey'
Word contains consecutive vowels 'EA' in between alphabets cerber & n is misspelled as 'EY'
Wrong Spelling:  cerber-ey-n 
Correct Spelling:  cerber-ea-n 
Explore spell check of Cerberean to spell without errors.

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