commercial vs off-the-shelf

commercial

adj
  • Of or pertaining to commerce. 

  • Designating such an airplane flight. 

  • Designating an airport that serves passenger and/or cargo flights. 

noun
  • A male prostitute. 

  • A commercial trader, as opposed to an individual speculator. 

  • An advertisement in a common media format, usually radio or television. 

off-the-shelf

adj
  • As purchased or as commonly available, without modification or customization. 

How often have the words commercial and off-the-shelf occurred in a corpus of books? (source: Google Ngram Viewer )