fodder vs hay

fodder

verb
  • To feed animals (with fodder). 

noun
  • People considered to have negligible value and easily available or expendable. 

  • Food for animals; that which is fed to cattle, horses, and sheep, such as hay, cornstalks, vegetables, etc. 

  • A load: various English units of weight or volume based upon standardized cartloads of certain commodities, generally around 1000 kg. 

  • The text to be operated on (anagrammed, etc.) within a clue. 

  • Tracing paper. 

  • Stuff; material; something that serves as inspiration or encouragement, especially for satire or humour. 

hay

verb
  • To cut grasses or herb plants for use as animal fodder. 

  • To lay snares for rabbits. 

noun
  • Grass cut and dried for use as animal fodder. 

  • Cannabis; marijuana. 

  • Any mix of green leafy plants used for fodder. 

  • The letter for the h sound in Pitman shorthand. 

  • A net set around the haunt of an animal, especially a rabbit. 

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