Atuned or Attuned: How To spell?
The word Atuned is misspelled against Attuned, which is past tense of "Attune"
Attuned has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings a & uned which should not be misspelled with single 'T'
Wrong Spelling:  a-t-uned  Correct Spelling:  a-tt-uned 
Check more misspelled words of Attuned to spell it correct.