Relad or Relaid: How To spell?

The word Relad is misspelled against Relaid, which is past tense of "Relay"

Word contains consecutive vowels 'AI' in between alphabets rel & d is misspelled as 'A'
Wrong Spelling:  rel-a-d 
Correct Spelling:  rel-ai-d 
Explore spell check of Relaid to spell without errors.

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