Graysed or Greased: How To spell?

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

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

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