waif vs émigré

waif

noun
  • A person (especially a child) who is homeless and without means of support; also, a person excluded from society; an outcast. 

  • A plant introduced in a place outside its native range but is not persistently naturalized. 

  • A very thin person. 

  • Something found, especially if without an owner; something which comes along, as it were, by chance. 

  • A small flag used as a signal. 

  • Something (such as clouds or smoke) carried aloft by the wind. 

verb
  • To cast aside or reject, and thus make a waif. 

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 waif and émigré occurred in a corpus of books? (source: Google Ngram Viewer )