end of the line vs feticide

end of the line

noun
  • The final cessation or discontinuance of a process, institution, or person, especially one which has existed for a considerable period of time; death. 

  • The termination point of a railway or similar transportation system. 

feticide

noun
  • The killing of a fetus or embryo; an induced abortion. 

  • One who kills a fetus. 

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