turn down vs twirl

turn down

verb
  • To reposition by turning, flipping, etc. in a downward direction; to double or fold down. 

  • To reduce the power, etc. of something by means of a control, such as the volume, heat, or light. 

  • To refuse, decline, or deny. 

twirl

verb
  • To twist round. 

  • To pitch. 

  • To rotate rapidly. 

  • To perform a twirl. 

noun
  • A little twist of some substance; a swirl. 

  • A movement where a person spins round elegantly; a pirouette. 

  • Any rotating movement; a spin. 

  • A prison guard. 

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