Paenstaking or Painstaking: How To spell?

The word Paenstaking is misspelled against Painstaking, a noun meaning "The act of taking pains; carefulness and fidelity in performance."

Word contains consecutive vowels 'AI' in between alphabets p & nstaking is misspelled as 'AE'
Wrong Spelling:  p-ae-nstaking 
Correct Spelling:  p-ai-nstaking 
Find more wrongly spelled words of Painstaking to spell it well.

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