Refraoned or Refrained: How To spell?

The word Refraoned is misspelled against Refrained, which is past tense of "Refrain"

Word contains consecutive vowels 'AI' in between alphabets refr & ned is misspelled as 'AO'
Wrong Spelling:  refr-ao-ned 
Correct Spelling:  refr-ai-ned 
Find more incorrect spellings of Refrained to spell right way.

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