Despeorer or Despairer: How To spell?

The word Despeorer is misspelled against Despairer, a noun meaning "One who despairs."

Word contains consecutive vowels 'AI' in between alphabets desp & rer is misspelled as 'EO'
Wrong Spelling:  desp-eo-rer 
Correct Spelling:  desp-ai-rer 
Find more incorrect spellings of Despairer to spell right way.

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