culpable homicide vs killing

culpable homicide

noun
  • Used other than figuratively or idiomatically: see culpable, homicide. 

  • Homicide which is culpable but does not rise to the level of murder; unlawful killing of a human being which does not constitute murder. 

killing

noun
  • An instance of someone being killed. 

  • A large amount of money. 

adj
  • That makes one ‘die’ with laughter; very funny. 

  • That literally deprives of life; lethal, deadly, fatal. 

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