cartouche vs plaque

cartouche

noun
  • An ornamental figure, often on an oval shield. 

  • A paper cartridge. 

  • A wooden case filled with balls, to be shot from a cannon. 

  • A gunner's bag for ammunition. 

  • A military pass for a soldier on furlough. 

  • An oval figure containing the characters of an important personal name, such as that of royal or divine people. 

plaque

noun
  • A piece of flat metal with writing on it, attached to a building, monument, or other structure to remind people of a person or an event. 

  • A small card representing an amount of money, used for betting in casinos; a sort of gaming chip. 

  • A clearing in a bacterial lawn caused by a virus. 

  • An accumulation of biofilm, or bacteria, on teeth, which may develop into dental calculus (tartar). 

  • A deposit of beta-amyloid protein occurring in a nerve cell and associated with Alzheimer's disease. 

  • A broad patch of abnormal tissue distinguishable from surrounding tissue, especially a broad papule (“inflamed, irritated patch”) on the skin. 

  • Any flat, thin piece of clay, ivory, metal, etc., used for ornament, or for painting pictures upon, as a dish, plate, slab, etc., hung upon a wall; also, a smaller decoration worn by a person, such as a brooch. 

  • In the Hornbostel–Sachs classification system: any flat, thin musical instrument. 

  • An abnormal accumulation of material in or on an organ of the body, often associated with disease. 

  • An accumulation in artery walls made up of macrophage cells and debris containing lipids, (cholesterol and fatty acids), calcium, and connective tissue; an atheroma. 

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