trapping vs treachery

trapping

noun
  • An instance of ensnaring something or someone. 

  • An ornamental covering or harness for a horse; caparison. 

treachery

noun
  • An act or instance of treachery. 

  • Treason. 

  • Deliberate, often calculated, disregard for trust or faith. 

  • The act of violating the confidence of another, usually for personal gain. 

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