Pyse or Peise: How To spell?

The word Pyse is misspelled against Peise, a noun meaning "A weight; a poise."

Word contains consecutive vowels 'EI' in between alphabets p & se is misspelled as 'Y'
Wrong Spelling:  p-y-se 
Correct Spelling:  p-ei-se 
Explore spell check of Peise to spell without errors.