Pilay or Pilei: How To spell?

The word Pilay is misspelled against Pilei, which is plural of "Pileus"

--> Word ends with consecutive vowels 'EI' preceded by alphabets 'pil' is misspelled as 'AY'
Wrong Spelling:  pil-ay 
Correct Spelling:  pil-ei 
Find more wrongly spelled words of Pilei to spell it well.

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