carrier vs porter

carrier

noun
  • A person or object that carries someone or something else. 

  • A piece which communicates to an object in a lathe the motion of the faceplate; a lathe dog. 

  • A movable piece in magazine guns which transfers the cartridge to a position from which it can be thrust into the barrel. 

  • A person or other organism that has a genetic trait, mutation or infection liable to cause a disease, but displays no symptoms. 

  • A liquid or gas used as a medium for another substance. 

  • A catalyst or other intermediary in a chemical reaction. 

  • A certified airline. 

  • A charge carrier. 

  • A mobile network operator; wireless carrier. 

  • A signal such as radio, sound, or light that is modulated to transmit information. 

  • A movable piece in a planetary gear train. 

  • A person or company in the business of shipping freight. 

  • A carrier pigeon. 

  • A spool holder or bobbin holder in a braiding machine. 

porter

noun
  • A person who carries luggage and related objects. 

  • An ant having the specialized role of carrying. 

  • An employee who clears and cleans tables and puts bowling balls away. 

  • Stout (malt brew). 

  • A strong, dark ale, originally favored by porters (etymology 1, sense 1), similar to a stout but less strong. 

  • One who ports software (makes it usable on another platform). 

  • A person in control of the entrance to a building. 

verb
  • To serve as a porter; to carry. 

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