privative vs unarguable

privative

noun
  • something that causes privation or indicates an absence 

adj
  • causing privation; depriving 

  • consisting in the absence of something; negative 

  • indicating the absence of something 

unarguable

noun
  • Such a situation 

adj
  • Not arguable; that cannot be reasonably argued against. 

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