Swan vs escort

Swan

noun
  • someone connected with Swansea City Football Club, as a fan, player, coach, etc. 

  • someone connected with the Sydney Swans, as a fan, player, coach, etc. 

name
  • A surname transferred from the nickname. 

escort

noun
  • A sex worker who does not operate in a brothel, but with whom clients make appointments; a call girl or male equivalent. 

  • A guard who travels with a dangerous person, such as a criminal, for the protection of others. 

  • Protection, care, or safeguard on a journey or excursion. 

  • A group of people or vehicles, generally armed, who go with a person or people of importance to safeguard them on a journey or mission. 

  • An accompanying person in such a group. 

  • A group of people attending as a mark of respect or honor. 

  • An accompanying person in a social gathering, etc. 

verb
  • To go with someone as a partner, for example on a formal date. 

  • To attend to in order to guard and protect; to accompany as a safeguard (for the person escorted or for others); to give honorable or ceremonious attendance to 

  • To accompany (a person) in order to compel them to go somewhere (e.g. to leave a building). 

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