overpass vs traffic

overpass

noun
  • A section of a road or path that crosses over an obstacle, especially another road, railway, etc. 

verb
  • To pass above something, as when flying or moving on a higher road. 

  • To exceed, overstep, or transcend a limit, threshold, or goal. 

  • To disregard, skip, or miss something. 

traffic

noun
  • Moving pedestrians or vehicles, or the flux or passage thereof. 

  • The amount of attention paid to a particular printed page etc. in a publication. 

  • Commercial transportation or exchange of goods, or the movement of passengers or people. 

  • In CB radio, formal written messages relayed on behalf of others. 

  • Exchange or flux of information, messages or data, as in a computer or telephone network. 

  • Commodities of the market. 

  • Illegal trade or exchange of goods, often drugs. 

adj
  • congested 

verb
  • To exchange in traffic; to effect by a bargain or for a consideration. 

  • To pass goods and commodities from one person to another for an equivalent in goods or money; to buy or sell goods. 

  • To trade meanly or mercenarily; to bargain. 

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