Abstun or Abstain: How To spell?
The word Abstun is misspelled against Abstain, meaning "To keep oneself back (from doing or using something)."
Word contains consecutive vowels 'AI' in between alphabets abst & n is misspelled as 'U'Wrong Spelling:  abst-u-n  Correct Spelling:  abst-ai-n 
Check more misspelled words of Abstain to spell it correct.