cataract vs chute

cataract

noun
  • A large waterfall; steep rapids in a river. 

  • A clouding of the lens in the eye leading to a decrease in vision. 

  • A flood of water. 

  • An overwhelming downpour or rush. 

chute

noun
  • A waterfall or rapid. 

  • A framework, trough, or tube, upon or through which objects are made to slide from a higher to a lower level, or through which water passes to a wheel. 

  • The pen in which an animal is confined before being released in a rodeo. 

  • A parachute. 

  • A spinnaker. 

verb
  • To parachute. 

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