killing vs priceless

killing

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

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

noun
  • A large amount of money. 

  • An instance of someone being killed. 

priceless

adj
  • Very amusing, hilarious. 

  • Treasured; held in high regard. 

  • Without a price assigned. 

  • Ridiculous, absurd, rich. 

  • So precious as not to be sold at any price; invaluable. 

  • Excellent, wonderful, fantastic. 

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