Atteinment or Attainment: How To spell?
The word Atteinment 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 'EI'Wrong Spelling:  att-ei-nment  Correct Spelling:  att-ai-nment 
Find more wrongly spelled words of Attainment to spell it well.