carousel vs pinwheel

carousel

verb
  • To revolve or change places. 

noun
  • A tilting match or tournament accompanied by games, shows, and allegorical performances. 

  • An equestrian discipline in which groups of riders make various formations. 

  • A continuously revolving device for item delivery. 

  • A merry-go-round (type of ride on rotating platform). 

  • The rotating glass plate in a microwave oven. 

  • A visual component that displays a horizontal series of items one at a time. 

pinwheel

verb
  • To spin. 

noun
  • An artificial flower with a stem, usually plastic, for children: the flower spins round in the wind, like a small paper windmill. 

  • A firework which forms a kind of spinning wheel. 

  • Any food product consisting of layers (for example of pastry and sweet filling, or of bread and meat) rolled into a spiral, visually similar to a cinnamon roll. 

  • A cogged (toothed) gear. 

  • A pastry which resembles the artificial flowers above, with some filling or topping in the center. 

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