portside vs thoroughfare

portside

noun
  • The port (left) side of a boat. 

  • An area alongside a port. 

adv
  • Toward or on the port side. 

adj
  • On the port (left) side of a ship. 

thoroughfare

noun
  • An unobstructed waterway allowing passage for ships. 

  • A road open at both ends or connecting one area with another; a highway or main street. 

  • The act of going through; passage; travel, transit. 

  • A passage; a way through. 

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