lane vs metro

lane

noun
  • A road, street, or similar thoroughfare. 

  • A narrow road, as in the country. 

  • Any of the parallel slots in which values can be stored in a SIMD architecture. 

  • A similar division of a racetrack to keep runners apart. 

  • A course designated for ships or aircrafts. 

  • An elongated wooden strip of floor along which a bowling ball is rolled. 

  • In MOBA (multiplayer online battle arena) games, a particular path on the map that may be traversed by enemy characters. 

  • A lengthwise division of roadway intended for a single line of vehicles. 

  • An empty space in the tableau, formed by the removal of an entire row of cards. 

  • Any of a number of parallel tracks or passages. 

  • A narrow passageway between fences, walls, hedges or trees. 

  • The home stretch. 

metro

noun
  • A metropolitan area. 

  • An urban rapid transit rail transport system, normally with lighter track and light trains (i.e. an S-Bahn or similar), or a train in such systems. 

  • A rapid transit rail transport system, or a train in such systems, generally underground and serving a metropolitan area. 

adj
  • metropolitan 

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