bellhop vs equerry

bellhop

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

verb
  • To work as a bellhop. 

equerry

noun
  • An officer responsible for the care and supervision of the horses of a person of rank. 

  • A personal attendant to a head of state, a member of a royal family, or a national representative. 

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