Preysternum or Praesternum: How To spell?

The word Preysternum is misspelled against Praesternum, a noun meaning "Same as Preoral, Prepubis, Prescapula, etc."

Praesternum has vowels 'ae' together mispronounced as 'ey'
Word contains consecutive vowels 'AE' in between alphabets pr & sternum is misspelled as 'EY'
Wrong Spelling:  pr-ey-sternum 
Correct Spelling:  pr-ae-sternum 
Check more misspelled words of Praesternum to spell it correct.

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