sadomasochism vs strapping

sadomasochism

noun
  • Sadism and masochism: the (often sexual) enjoyment by one person of both inflicting and receiving pain. 

  • The practices of sadism and masochism collectively, usually in reference to consensual practices within the BDSM community. 

strapping

adj
  • Having a sturdy muscular physique; robust. 

noun
  • A beating with a strap. 

  • A length of narrow material to be used for straps, or straps collectively. 

  • The act of fastening with a strap. 

  • Adhesive plaster for strapping injuries. 

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