Pearmaon or Pearmain: How To spell?

The word Pearmaon is misspelled against Pearmain, a noun meaning "The name of several kinds of apples; as, the blue pearmain, winter pearmain, and red pearmain."

Word contains consecutive vowels 'AI' in between alphabets pearm & n is misspelled as 'AO'
Wrong Spelling:  pearm-ao-n 
Correct Spelling:  pearm-ai-n 
Find more incorrect spellings of Pearmain to spell right way.

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