Restreoned or Restrained: How To spell?

The word Restreoned is misspelled against Restrained, which is past tense of "Restrain"

Word contains consecutive vowels 'AI' in between alphabets restr & ned is misspelled as 'EO'
Wrong Spelling:  restr-eo-ned 
Correct Spelling:  restr-ai-ned 
Find more incorrect spellings of Restrained to spell right way.

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