consternation vs inattention

consternation

noun
  • Amazement or horror that confounds the faculties, and incapacitates for reflection; terror, combined with amazement; dismay. 

inattention

noun
  • An act of neglect; failure of courtesy. 

  • Lack of attention, or failure to pay attention 

How often have the words consternation and inattention occurred in a corpus of books? (source: Google Ngram Viewer )