Fayled or Failed: How To spell?

The word Fayled is misspelled against Failed, which is past tense of "Fail"

Word contains consecutive vowels 'AI' in between alphabets f & led is misspelled as 'AY'
Wrong Spelling:  f-ay-led 
Correct Spelling:  f-ai-led 
Explore spell check of Failed to spell without errors.

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