decency vs lubricity

decency

noun
  • That which is proper or becoming. 

  • The quality of being decent; propriety. 

lubricity

noun
  • Lasciviousness; propensity to lewdness 

  • Evasiveness, shiftiness. 

  • Slipperiness, oiliness. 

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