contact vs traffic

contact

noun
  • The establishment of communication (with). 

  • The act of touching physically; being in close association. 

  • The situation of being within sight of something; visual contact. 

  • A contact lens. 

  • The plane between two adjacent bodies of dissimilar rock. 

  • A device designed for repetitive connections. 

  • Contact juggling. 

  • A nodule designed to connect a device with something else. 

  • Someone who can be contacted, or with whom one is in communication. 

verb
  • To establish communication with something or someone. 

  • To touch; to come into physical contact with. 

traffic

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

  • 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. 

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

  • Commodities of the market. 

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

  • 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 contact and traffic occurred in a corpus of books? (source: Google Ngram Viewer )