bordure vs selvage

bordure

noun
  • A contrasting border around a shield. 

selvage

noun
  • That part of a lode adjacent to the walls on either side. 

  • Any edge of fabric finished so as to prevent raveling. 

  • The edge of a woven fabric, where the weft (side-to-side) threads run around the warp (top to bottom) threads, creating a finished edge. 

  • Clay-like material found along and around a geological fault. 

  • A distinct border of a mass of igneous rock. It is usually fine-grained or glassy due to rapid cooling. 

  • The edge plate of a lock, through which the bolt passes 

  • The excess area of any printed or perforated sheet, such as the border on a sheet of postage stamps or the wide margins of an engraving. 

verb
  • To give a selvage to (fabric). 

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