bus vs tram

bus

verb
  • To travel by bus. 

  • To transport students to school, often to a more distant school for the purposes of achieving racial integration. 

  • To clear meal remains from. 

  • To transport via a motor bus. 

  • To work at clearing the remains of meals from tables or counters; to work as a busboy. 

noun
  • An electrical conductor or interface serving as a common connection for two or more circuits or components. 

  • An ambulance. 

  • Part of a MIRV missile, having on-board motors used to deliver the warhead to a target. 

  • A motor vehicle for transporting large numbers of people along roads. 

tram

verb
  • To travel by tram. 

  • To weave in this manner. 

  • To transport (material) by tram. 

  • To operate, or conduct the business of, a tramway. 

  • To align a component in mechanical engineering or metalworking, particularly the head of a drill press. 

noun
  • A similar vehicle for carrying materials. 

  • An aerial cable car. 

  • A train with wheels that runs on a road; a trackless train. 

  • A people mover. 

  • A car on a horse railway or tramway (horse trams preceded electric trams). 

  • A silk thread formed of two or more threads twisted together, used especially for the weft, or cross threads, of the best quality of velvets and silk goods. 

  • A passenger vehicle for public use that runs on tracks in the road (called a streetcar or trolley in North America). 

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