privative vs unemotional

privative

adj
  • indicating the absence of something 

  • causing privation; depriving 

  • consisting in the absence of something; negative 

noun
  • something that causes privation or indicates an absence 

unemotional

adj
  • Showing little or no feeling. 

  • Reasoned and objective, involving reason or intellect rather than feelings. 

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