busk vs trudge

busk

verb
  • To tack, cruise about. 

  • To solicit money by entertaining the public in the street or in public transport. 

noun
  • A strip of metal, whalebone, wood, or other material, worn in the front of a corset to stiffen it. 

  • A corset. 

trudge

verb
  • To trudge along or over a route etc. 

  • To walk wearily with heavy, slow steps. 

noun
  • A tramp, i.e. a long and tiring walk. 

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