facing vs valance

facing

noun
  • Fabric applied to a garment edge on the underside. 

  • A powdered substance, such as charcoal or bituminous coal, applied to the face of a mould, or mixed with the sand that forms it, to give a fine smooth surface to the casting. 

  • The movement of soldiers by turning on their heels to the right, left, or about. 

  • The most external portion of exterior siding. 

  • The collar and cuffs of a military coat, commonly of a different colour from the rest of the coat. 

adj
  • Diverging in the direction of travel. 

  • Positioned so as to face (in a particular direction) 

valance

noun
  • A short, decorative edging of cloth that conceals the legs of a couch, sofa, etc. 

  • A short, decorative edging of cloth that hangs from beneath the mattress to the floor used to conceal the boxspring or space under the bed and prevent dust from accumulating there. 

  • The drooping edging of the lid of a trunk, which covers the joint when the lid is closed. 

  • A short curtain that usually hangs along the top edge of a window. 

  • A decorative framework used to conceal the curtain mechanism and so on at the top of a window. 

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