chiffon vs nontransparent

chiffon

noun
  • A lightweight, balanced plain-woven sheer fabric, or gauze, like gossamer, woven of alternate S- and Z-twist crepe (high-twist) yarns made of silk, polyester, or cotton. 

  • Any purely ornamental accessory on a woman's dress, such as a bunch of ribbon, lace, etc. 

nontransparent

adj
  • Not transparent; lacking transparence; opaque. 

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