Trachyid or Tracheid: How To spell?
The word Trachyid is misspelled against Tracheid, a noun meaning "A wood cell with spiral or other markings and closed throughout, as in pine wood."
Word contains consecutive vowels 'EI' in between alphabets trach & d is misspelled as 'YI'Wrong Spelling:  trach-yi-d  Correct Spelling:  trach-ei-d 
Find more wrongly spelled words of Tracheid to spell it well.