gild vs japan

gild

verb
  • To cover with a thin layer of gold; to cover with gold leaf. 

  • To adorn. 

  • To decorate with a golden surface appearance. 

  • To give a bright or pleasing aspect to. 

  • To make appear drunk. 

japan

noun
  • A hard black enamel varnish containing asphalt. 

  • Lacquerware. 

verb
  • To varnish with japan. 

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