Sain or Sean: How To spell?

The word Sain is misspelled against Sean, a noun meaning "A seine. See Seine."

Sean has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets s & n is misspelled as 'AI'
Wrong Spelling:  s-ai-n 
Correct Spelling:  s-ea-n 
Find more wrongly spelled words of Sean to spell it well.

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