Defial or Defail: How To spell?

The word Defial is misspelled against Defail, a verb meaning "To cause to fail."

Word contains consecutive vowels 'AI' in between alphabets def & l is misspelled as 'IA'
Wrong Spelling:  def-ia-l 
Correct Spelling:  def-ai-l 
Find more wrongly spelled words of Defail to spell it well.

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