filigree vs lametta

filigree

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

  • A design resembling such intricate ornamentation. 

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

lametta

noun
  • Thin wire or foil made of brass, gold or silver; now especially thin strips of metallic foil used as Christmas decoration. 

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