filigree vs frou-frou

filigree

noun
  • A design resembling such intricate ornamentation. 

  • A delicate and intricate ornamentation made from platinum, gold or silver (or sometimes other metal) twisted wire. 

verb
  • To decorate something with intricate ornamentation made from gold or silver twisted wire. 

frou-frou

noun
  • A rustling sound, particularly the rustling of a large silk dress. 

verb
  • To move with the sound of rustling dresses. 

adj
  • Liable to create the sound of rustling cloth, similar to 19th-century dresses. 

  • Unimportant, silly, useless. 

  • Highly ornamented, overly elaborate; excessively girly. 

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