The word Greytly is misspelled against Greatly, an adverb meaning "In a great degree; much."
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Greatly has vowels 'ea' together mispronounced as 'ey'
Word contains consecutive vowels 'EA' in between alphabets gr & tly is misspelled as 'EY'
Wrong Spelling:  gr-ey-tly 
Correct Spelling:  gr-ea-tly 
Explore spell check of Greatly to spell without errors.