Dereyn or Derain: How To spell?

The word Dereyn is misspelled against Derain, a verb meaning "To prove or to refute by proof; to clear (one's self)."

Word contains consecutive vowels 'AI' in between alphabets der & n is misspelled as 'EY'
Wrong Spelling:  der-ey-n 
Correct Spelling:  der-ai-n 
Explore spell check of Derain to spell without errors.

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