coarseness vs salacity

coarseness

noun
  • The quality or state of being coarse 

  • The property of being coarse, roughness or primitiveness, unrefined or unpolished. 

salacity

noun
  • The state or quality of being salacious; lewdness, obscenity, bawdiness. 

  • An act that is salacious, (lewd, obscene or bawdy); a salacious image or piece of writing. 

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