Mistreun or Mistrain: How To spell?
The word Mistreun is misspelled against Mistrain, a verb meaning "To train amiss."
Word contains consecutive vowels 'AI' in between alphabets mistr & n is misspelled as 'EU'Wrong Spelling:  mistr-eu-n  Correct Spelling:  mistr-ai-n 
Check more misspelled words of Mistrain to spell it correct.