shampoo vs winnow

shampoo

verb
  • To press or knead the whole surface of the body of (a person), and at the same time to stretch the limbs and joints, in connection with the hot bath. 

  • To wash (i.e. the hair, carpet, etc.) with shampoo. 

  • To wash one's own hair with shampoo. 

noun
  • Champagne. 

  • A traditional Indian and Persian body massage given after pouring warm water over the body and rubbing it with extracts from herbs. 

  • An instance of washing the hair or other fibres with shampoo. 

  • A commercial liquid soap product for washing hair or other fibres/fibers, such as carpets. 

winnow

verb
  • To blow upon or toss about by blowing; to set in motion as with a fan or wings. 

  • To separate, sift, analyse, or test by separating items having different values. 

  • To subject (granular material, especially food grain) to a current of air separating heavier and lighter components, as grain from chaff. 

noun
  • That which winnows or which is used in winnowing; a contrivance for fanning or winnowing grain. 

  • The act of winnowing 

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