citizen vs immigrant

citizen

noun
  • A resident of a city or town, especially one with legally-recognized rights or duties. 

  • A term of address among French citizens during the French Revolution or towards its supporters elsewhere; (later, dated) a term of address among socialists and communists. 

  • I am a Roman citizen. 

  • An inhabitant or occupant: a member of any place. 

  • An object. 

  • A legally-recognized member of a state, with associated rights and obligations; a person considered in terms of this role. 

  • A resident of the heavenly city or (later) of the kingdom of God: a Christian; a good Christian. 

  • A civilian, as opposed to a police officer, soldier, or member of some other specialized (usually state) group. 

immigrant

adj
  • Of or relating to immigrants or the act of immigrating. 

noun
  • A plant or animal that establishes itself in an area where it previously did not exist. 

  • A non-native person who comes to a country from another country to permanently settle there. 

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