bloodletting vs havoc

bloodletting

noun
  • A circumstance, such as a battle, where a large amount of blood is likely to be spilled through violence. 

  • The archaic practice of treating illness by removing some blood, believed to be tainted, from the stricken person. 

  • The diminishment of any resource with the hope that this will lead to a positive effect. 

havoc

noun
  • Widespread devastation and destruction. 

  • Mayhem. 

verb
  • To cause havoc. 

  • To pillage. 

intj
  • A cry in war as the signal for indiscriminate slaughter. 

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