baggage vs expedition

baggage

noun
  • An army's portable equipment; its baggage train. 

  • Portable cases, large bags, and similar equipment for manually carrying, pushing, or pulling personal items while traveling 

  • Factors, especially psychological ones, which interfere with a person's ability to function effectively. 

  • Uncountable synonyms: luggage; gear; stuff 

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. 

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