killing vs worm food

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. 

worm food

noun
  • One or more corpses, especially in a state of decay; remains. 

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