Atainability or Attainability: How To spell?
The word Atainability is misspelled against Attainability, a noun meaning "The quality of being attainable; attainableness."
Attainability has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings a & ainability which should not be misspelled with single 'T'
Wrong Spelling:  a-t-ainability  Correct Spelling:  a-tt-ainability 
Find more wrongly spelled words of Attainability to spell it well.