feedforward vs foretaste

feedforward

verb
  • To respond in advance 

noun
  • An anticipatory response to expected changes in the environment of a system 

foretaste

verb
  • To taste beforehand. 

  • To taste before possession; have previous experience of; enjoy by anticipation. 

  • To taste before another. 

noun
  • A sample taken in anticipation; an experience undergone in advance. 

  • A taste beforehand. 

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