Atteonment or Attainment: How To spell?

The word Atteonment is misspelled against Attainment, a noun meaning "That which is attained to, or obtained by exertion; acquirement; acquisition; (pl.), mental acquirements; knowledge; as, literary and scientific attainments."

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

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