extravagate vs peregrinate

extravagate

verb
  • To wander beyond the limits. 

  • To rove. 

peregrinate

verb
  • To travel from place to place, or from one country to another, especially on foot; hence, to sojourn in foreign countries. 

  • To travel through a specific place. 

adj
  • Peregrine; having travelled; exotic, foreign. 

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