disapproval vs privative

disapproval

noun

  • The act of disapproving; condemnation. 

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 

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