legging vs pantalettes

legging

noun
  • One of the legs of a pair of trousers. 

  • The process of putting a series of three or more options strikes into the stock market. 

  • A covering, usually of leather, worn from knee to ankle. 

  • Tight fitting leg coverings worn, for example, to gym. 

pantalettes

noun
  • A form of long underpants with a frill at the bottom of each leg. 

  • A removable kind of ruffle worn at the feet of women's drawers. 

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