lubricity vs salacity

lubricity

noun
  • Lasciviousness; propensity to lewdness 

  • Evasiveness, shiftiness. 

  • Slipperiness, oiliness. 

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 lubricity and salacity occurred in a corpus of books? (source: Google Ngram Viewer )