homecoming vs replacement

homecoming

noun
  • The act or event of returning home. 

  • In colleges and high schools, a tradition centred around a football game, a parade and the "coronation" of a Homecoming Queen. 

replacement

noun
  • The act of replacing something. 

  • The removal of an edge of crystal, by one plane or more. 

  • A person or thing that takes the place of another; a substitute. 

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