impiety vs sanctification

impiety

noun
  • The lack of respect for a god or something sacred. 

  • An impious act. 

  • The state of being impious. 

sanctification

noun
  • The (usually gradual or uncompleted) process by which a Christian believer is made holy through the action of the Holy Spirit. 

  • The process of making holy; hallowing, consecration. 

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