charcoal vs hibachi

charcoal

noun
  • A drawing made with charcoal. 

  • impure carbon obtained by destructive distillation of wood or other organic matter, that is, heating it in the absence of oxygen. 

  • A stick of black carbon material used for drawing. 

  • A very dark gray colour. 

adj
  • Made of charcoal. 

  • Of a dark gray colour. 

verb
  • To cook over charcoal. 

  • To draw with charcoal. 

hibachi

noun
  • A portable brazier, powered by charcoal, used for cooking. 

  • A cooking method and performance art in which the chef grills pieces of food on a hot metal griddle in front of the guests; teppanyaki. This terminology is virtually unknown in Japan. 

  • The griddle used in such cuisine; teppan. 

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