expedition vs safari

expedition

noun
  • The group of people making such excursion. 

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

  • 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. 

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

safari

noun
  • A caravan going on a safari. 

  • Any trip for the purpose of discovering something new or acquiring prizes or trophies. 

  • A trip into any undeveloped area to see, photograph or hunt wild animals in their own environment. 

verb
  • To take part in a safari. 

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