The word Faysting is misspelled against Feasting, which is present continuous of "Feast"
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Feasting has vowels 'ea' together mispronounced as 'ay'
Word contains consecutive vowels 'EA' in between alphabets f & sting is misspelled as 'AY'
Wrong Spelling:  f-ay-sting 
Correct Spelling:  f-ea-sting 
Find more wrongly spelled words of Feasting to spell it well.