Tracheil or Tracheal: How To spell?
The word Tracheil is misspelled against Tracheal, an adjective meaning "pertaining to the trachea; like a trachea."
Tracheal has vowels 'ea' together mispronounced as 'ei'Word contains consecutive vowels 'EA' in between alphabets trach & l is misspelled as 'EI'
Wrong Spelling:  trach-ei-l  Correct Spelling:  trach-ea-l 
Find more wrongly spelled words of Tracheal to spell it well.