expedition vs junket

expedition

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

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

  • The group of people making such excursion. 

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

  • 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. 

junket

verb
  • To go on a junket; to travel. 

  • To regale or entertain with a feast. 

noun
  • A type of cream cheese, originally made in a rush basket; later, a food made of sweetened curds or rennet. 

  • A pleasure-trip; a journey made for feasting or enjoyment, now especially a trip made ostensibly for business but which entails merrymaking or entertainment. 

  • A press junket. 

  • A gaming room for which the capacity and limits change daily, often rented out to private vendors who run tour groups through them and give a portion of the proceeds to the main casino. 

  • A feast or banquet. 

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