accouterment vs dancing master's kit

accouterment

noun
  • An article of clothing or equipment, in particular when used as an accessory. 

  • An identifying yet superficial characteristic. 

  • A soldier's equipment, other than weapons and uniform. 

dancing master's kit

noun
  • Synonym of kit violin 

How often have the words accouterment and dancing master's kit occurred in a corpus of books? (source: Google Ngram Viewer )