The word Atain is misspelled against Attain, a noun meaning "Attainment."
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Attain has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings a & ain which should not be misspelled with single 'T'
Wrong Spelling:  a-t-ain 
Correct Spelling:  a-tt-ain 
Find more wrongly spelled words of Attain to spell it well.