Idumain or Idumean: How To spell?

The word Idumain is misspelled against Idumean, a noun meaning "An inhabitant of Idumea, an Edomite."

Idumean has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets idum & n is misspelled as 'AI'
Wrong Spelling:  idum-ai-n 
Correct Spelling:  idum-ea-n 
Check more misspelled words of Idumean to spell it correct.

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