walkie-talkie vs wireless

walkie-talkie

noun
  • A portable, bi-directional radio transceiver, usually as a pair. 

  • A walk and talk. 

wireless

noun
  • The medium of radio communication. 

  • Wireless connectivity to a computer network. 

adj
  • Not having any wires. 

  • Of or relating to communication without a wired connection, such as by radio waves. 

verb
  • To send a message by wireless (by radio) 

How often have the words walkie-talkie and wireless occurred in a corpus of books? (source: Google Ngram Viewer )