arrival vs expatriation

arrival

noun
  • The fact of beginning to occur; the initial phase of something. 

  • The attainment of an objective, especially as a result of effort. 

  • A person who has arrived; a thing that has arrived. 

  • The act of arriving (reaching a certain place). 

  • The fact of reaching a particular point in time. 

expatriation

noun
  • forced expulsion of from one's native land to another 

  • voluntary migration from one's native land to another 

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