Greysed or Greased: How To spell?

The word Greysed is misspelled against Greased, which is past tense of "Grease"

--> Greased has vowels 'ea' together mispronounced as 'ey'
Word contains consecutive vowels 'EA' in between alphabets gr & sed is misspelled as 'EY'
Wrong Spelling:  gr-ey-sed 
Correct Spelling:  gr-ea-sed 
Explore spell check of Greased to spell without errors.

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