Enheyhedral or Enheahedral: How To spell?

The word Enheyhedral is misspelled against Enheahedral, an adjective meaning "Having nine sides."

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

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