Refroning or Refraining: How To spell?

The word Refroning is misspelled against Refraining, which is present continuous of "Refrain"

Word contains consecutive vowels 'AI' in between alphabets refr & ning is misspelled as 'O'
Wrong Spelling:  refr-o-ning 
Correct Spelling:  refr-ai-ning 
Find more incorrect spellings of Refraining to spell right way.

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