The word Petrayn is misspelled against Petrean, an adjective meaning "pertaining to to rock."
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Petrean has vowels 'ea' together mispronounced as 'ay'
Word contains consecutive vowels 'EA' in between alphabets petr & n is misspelled as 'AY'
Wrong Spelling:  petr-ay-n 
Correct Spelling:  petr-ea-n 
Explore spell check of Petrean to spell without errors.