Psilopaydic or Psilopaedic: How To spell?

The word Psilopaydic is misspelled against Psilopaedic, an adjective meaning "Having down upon the pterylae only; -- said of the young of certain birds."

Psilopaedic has vowels 'ae' together mispronounced as 'ay'
Word contains consecutive vowels 'AE' in between alphabets psilop & dic is misspelled as 'AY'
Wrong Spelling:  psilop-ay-dic 
Correct Spelling:  psilop-ae-dic 
Find more incorrect spellings of Psilopaedic to spell right way.

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