Polish vs plumage

Polish

noun
  • A breed of chickens with a large crest of feathers. 

  • The language spoken in Poland. 

adj
  • Of, from or native to Poland, or relating to the Polish language. 

plumage

noun
  • Finery or elaborate dress. 

  • Layer or collection of feathers covering a bird’s body; feathers used ornamentally; feathering. 

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