Ennaigonal or Enneagonal: How To spell?

The word Ennaigonal is misspelled against Enneagonal, an adjective meaning "Belonging to an enneagon; having nine angles."

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

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