isolated vs stand-alone

isolated

adj
  • Placed or standing apart or alone; in isolation. 

  • Affecting 10 percent to 20 percent of a forecast zone. 

  • Happening or occurring only once. 

  • Such that no pawn of the same color is in an adjacent file. 

  • Which has been extracted from the organism. 

stand-alone

adj
  • Operating, functioning, or existing without additions or assistance; independent; able to be separate or separated. 

noun
  • A device that can operate on its own, rather than as an accessory for another device. 

  • Something that is not a part of some series or sequence. 

How often have the words isolated and stand-alone occurred in a corpus of books? (source: Google Ngram Viewer )