choreography vs pirouette

choreography

noun
  • The art of creating, arranging and recording the dance movements of a work, such as a ballet. 

  • The art of creating and arranging sequences of movement for performances of any kind, such as in fight choreography. 

  • The dance steps, sequences or styles peculiar to a work, group, performance or institution. 

  • The representation of these movements by a series of symbols. 

  • The notation used to construct this record. 

pirouette

noun
  • A whirling or turning on the toes in dancing, primarily in ballet. 

  • The whirling about of a horse. 

verb
  • To perform a pirouette; to whirl on the toes, like a dancer. 

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