murder vs thrash

murder

verb
  • To defeat decisively. 

  • To botch or mangle. 

  • To devour, ravish. 

  • To kick someone's ass or chew someone out (used to express one’s anger at somebody). 

  • To deliberately kill (a person or persons) without justification, especially with malice aforethought. 

noun
  • The act of deliberate killing of a person or other being without moral justification, especially with malice aforethought. 

  • Something terrible to endure. 

  • A group of crows; the collective noun for crows. 

  • The commission of an act which abets the commission of a crime the commission of which causes the death of a human. 

  • The crime of deliberately killing a person without moral justification. 

thrash

verb
  • To defeat utterly. 

  • To extensively test a software system, giving a program various inputs and observing the behavior and outputs that result. 

  • In computer architecture, to cause or undergo poor performance of a virtual memory (or paging) system. 

  • To move about wildly or violently; to flail; to labour. 

  • To beat mercilessly. 

  • To thresh. 

noun
  • A beat or blow; the sound of beating. 

  • thrash metal 

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