tramp vs tramper

tramp

noun
  • A long walk, possibly of more than one day, in a scenic or wilderness area. 

  • see Wikipedia:tramp steamer 

  • A disreputable, promiscuous woman; a slut. 

  • Of objects, stray and intrusive and unwanted 

  • A metal plate worn by diggers under the hollow of the foot to save the shoe. 

  • A homeless person; a vagabond. 

  • Any ship which does not have a fixed schedule or published ports of call. 

verb
  • To tread upon forcibly and repeatedly; to trample. 

  • To cleanse, as clothes, by treading upon them in water. 

  • To travel or wander through. 

  • To hitchhike. 

  • To walk with heavy footsteps. 

  • To walk for a long time (usually through difficult terrain). 

tramper

noun
  • A recreational hiker. 

  • A mechanism which pounds material into a more compact form for further processing; found for example in cotton gins and trash processors. 

  • A ship, typically a bulk freighter, which does not travel on a fixed route; compare liner. 

  • One who tramps. 

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