forage vs foray

forage

noun
  • An act or instance of foraging. 

  • Fodder for animals, especially cattle and horses. 

verb
  • To rampage through, gathering and destroying as one goes. 

  • To rummage. 

  • Of an animal: to seek out and eat food. 

  • To search for and gather food for animals, particularly cattle and horses. 

foray

noun
  • A brief excursion or attempt, especially outside one's accustomed sphere. 

  • A sudden or irregular incursion in border warfare; hence, any irregular incursion for war or spoils; a raid. 

verb
  • To participate in a foray. 

  • To do or attempt something outside one's typical area of expertise. 

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