Ectostael or Ectosteal: How To spell?

The word Ectostael is misspelled against Ectosteal, an adjective meaning "pertaining to ectostosis; as, ectosteal ossification."

Ectosteal has vowels 'ea' together mispronounced as 'ae'
Word contains consecutive vowels 'EA' in between alphabets ectost & l is misspelled as 'AE'
Wrong Spelling:  ectost-ae-l 
Correct Spelling:  ectost-ea-l 
Find more incorrect spellings of Ectosteal to spell right way.

You might be interested to know

Enthaen or Enthean?

Euterpaen or Euterpean?

Faetherless or Featherless?