anklet vs jewellery

anklet

noun
  • A piece of jewelry/jewellery, resembling a bracelet but worn around the ankle. 

  • An ankle sock. 

jewellery

noun
  • Collectively, personal ornamentation such as rings, necklaces, brooches and bracelets, made of precious metals and sometimes set with gemstones. 

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