The word Corneil is misspelled against Corneal, an adjective meaning "Pertaining to the cornea."
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Corneal has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets corn & l is misspelled as 'EI'
Wrong Spelling:  corn-ei-l 
Correct Spelling:  corn-ea-l 
Find more incorrect spellings of Corneal to spell right way.