Mistaych or Misteach: How To spell?
The word Mistaych is misspelled against Misteach, a verb meaning "To teach wrongly; to instruct erroneously."
Misteach has vowels 'ea' together mispronounced as 'ay'Word contains consecutive vowels 'EA' in between alphabets mist & ch is misspelled as 'AY'
Wrong Spelling:  mist-ay-ch  Correct Spelling:  mist-ea-ch 
Find more wrongly spelled words of Misteach to spell it well.