Stiffteal or Stifftail: How To spell?

The word Stiffteal is misspelled against Stifftail, a noun meaning "The ruddy duck."

Word contains consecutive vowels 'AI' in between alphabets stifft & l is misspelled as 'EA'
Wrong Spelling:  stifft-ea-l 
Correct Spelling:  stifft-ai-l 
Find more wrongly spelled words of Stifftail to spell it well.

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