accouterment vs kit violin

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. 

kit violin

noun
  • A very small long-necked violin that came in a variety of shapes and configurations, meant to be carried in a pocket and intended for dancing instructors to carry to accompany their students. 

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