expedition vs joker

expedition

noun
  • A military journey; an enterprise against some enemy or into enemy territory. 

  • An important or long journey, for example a march or a voyage 

  • The group of people making such excursion. 

  • A trip, especially a long one, made by a person or a group of people for a specific purpose 

  • The process or activities of performing expediter tasks. 

verb
  • To take part in a trip or expedition; to travel. 

joker

noun
  • A friendly unit that acts as a suspected hostile unit in a military excercise. 

  • A funny person. 

  • An unspecified, vaguely disreputable person. 

  • A jester. 

  • A person who makes jokes. 

  • A clause in a contract that undermines its apparent provisions. 

  • A man. 

  • A playing card that features a picture of a joker (that is, a jester) and that may be used as a wild card in some card games. 

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