Restriner or Restrainer: How To spell?

The word Restriner is misspelled against Restrainer, a noun meaning "One who, or that which, restrains."

Word contains consecutive vowels 'AI' in between alphabets restr & ner is misspelled as 'I'
Wrong Spelling:  restr-i-ner 
Correct Spelling:  restr-ai-ner 
Find more wrongly spelled words of Restrainer to spell it well.

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