foot passenger vs traveller

foot passenger

noun
  • A passenger on a ferry who does not have a car, or any other form of transport, with them. 

traveller

noun
  • Someone who lives (particularly in the UK) in a caravan, bus or other vehicle rather than a fixed abode. 

  • A styrofoam cup filled with liquor and usually ice, to be taken away from a place. 

  • One of the wires connecting the two members of a pair of three-way switches. 

  • A metal ring that moves freely on part of a ship’s rigging. 

  • A sheet of paper that is circulated with the board of cards, on which players record their scores. 

  • A list and record of instructions that follows a part in a manufacturing process. 

  • One who travels, especially to distant lands. 

  • A rail or track for a sliding curtain. 

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