Inatention or Inattention: How To spell?
The word Inatention is misspelled against Inattention, a noun meaning "Want of attention, or failure to pay attention; disregard; heedlessness; neglect."
Inattention has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings ina & ention which should not be misspelled with single 'T'
Wrong Spelling:  ina-t-ention  Correct Spelling:  ina-tt-ention 
Find more incorrect spellings of Inattention to spell right way.