bellhop vs haulier

bellhop

noun
  • An employee of a hotel who carries a guest's luggage and runs errands. 

verb
  • To work as a bellhop. 

haulier

noun
  • A person or company engaged in the haulage of goods. 

  • A miner who hauls coal from the coalface to the bottom of the shaft. 

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