portage vs relocate

portage

verb
  • To carry a boat overland 

noun
  • An act of carrying, especially the carrying of a boat overland between two waterways. 

  • The route used for such carrying. 

  • The wages paid to a sailor when in port, or for a voyage. 

  • A charge made for carrying something. 

  • Carrying capacity; tonnage. 

  • A porthole. 

relocate

verb
  • to move (something) from one place to another. 

  • to change one's domicile or place of business. 

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