Hyoideyn or Hyoidean: How To spell?

The word Hyoideyn is misspelled against Hyoidean, an adjective meaning "Same as Hyoid, a."

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

You might be interested to know

Impermeyble or Impermeable?

Inleygue or Inleague?

Jeylousy or Jealousy?