Keaser or Kaiser: How To spell?

The word Keaser is misspelled against Kaiser, a noun meaning "The ancient title of emperors of Germany assumed by King William of Prussia when crowned sovereign of the new German empire in 1871."

Word contains consecutive vowels 'AI' in between alphabets k & ser is misspelled as 'EA'
Wrong Spelling:  k-ea-ser 
Correct Spelling:  k-ai-ser 
Explore spell check of Kaiser to spell without errors.

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