costume vs zoot suit

costume

noun
  • An outfit or a disguise worn as fancy dress etc. 

  • A style of dress, including garments, accessories and hairstyle, especially as characteristic of a particular country, period or people. 

  • A set of clothes appropriate for a particular occasion or season. 

verb
  • To dress or adorn with a costume or appropriate garb. 

zoot suit

noun
  • An outfit featuring a suit with broad shoulders, a long coat, and baggy trousers that taper to a tight fit at the ankles. 

  • Synonym of goon suit (“waterproof rubber suit for pilots”) 

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