cudgel vs pepper spray

cudgel

verb
  • To strike with a cudgel. 

  • To exercise (one's wits or brains). 

noun
  • Anything that can be used as a threat to force one's will on another. 

  • A short heavy club with a rounded head used as a weapon. 

pepper spray

verb
  • To douse (someone or something) with pepper spray. 

noun
  • A non-lethal chemical agent derived from peppers used in riot control and personal self-defense. 

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