mat vs scrim

mat

noun
  • A thin layer of woven, non-woven, or knitted fiber that serves as reinforcement to a material. 

  • A floor pad to protect athletes. 

  • A small flat piece of material used to protect a surface from anything hot or rough; a coaster. 

  • A flat piece of coarse material used for wiping one’s feet, or as a decorative or protective floor covering. 

  • A material or component needed for a crafting recipe. 

  • A thickly tangled mess. 

  • An alloy of copper, tin, iron, etc.; white metal. 

  • A thin surface layer; superficial cover. 

verb
  • To cover, protect or decorate with mats. 

  • To form a thick, tangled mess; to interweave into, or like, a mat; to entangle. 

scrim

noun
  • A woven, nonwoven or knitted fabric composed of continuous strands of material used for reinforcing or strengthening membranes. 

  • A theater drop that appears opaque when a scene in front is lighted and transparent or translucent when a scene in back is lighted. 

  • A sheet of gauze etc. used to reduce the intensity of light. 

  • A kind of light cotton or linen fabric, often woven in openwork patterns, used for curtains, etc,. 

  • A large military scarf, usually camouflage coloured and used for concealment when not used as a scarf. 

  • Thin canvas glued on the inside of panels to prevent shrinking, checking, etc. 

  • A practice match between one or more organized teams usually in preparation for a more competitive format, such as a tournament. 

verb
  • To participate in a scrim. 

  • To use a scrim. 

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