migrant vs émigré

migrant

noun
  • Traveller or worker who moves from one region or country to another. 

  • A person who leaves one place in order to permanently settle in another. 

  • A migratory animal, in particular a migratory bird. 

  • Any of various pierid butterflies of the genus Catopsilia. Also called an emigrant. 

adj
  • Migratory. 

émigré

noun
  • An emigrant, one who departs their native land to become an immigrant in another, especially a political exile. 

  • A French person who has departed their native land, especially a royalist who left during the French Revolution. 

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