foreigner vs sunbird

foreigner

noun
  • A private job run by an employee at a trade factory rather than going through the business. 

  • A person from a foreign country. 

sunbird

noun
  • A bird belonging to any of several species in the family Nectariniidae. 

  • A person, usually one who is retired, who travels from a warm climate to a colder one in the summer; one who oversummers elsewhere. 

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