fear vs feedforward

fear

verb
  • To be afraid of (something or someone); to consider or expect (something or someone) with alarm. 

  • To regret. 

  • To worry about, to feel concern for, to be afraid for. 

  • To venerate; to feel awe towards. 

  • To feel fear. 

noun
  • Terrified veneration or reverence, particularly towards God, gods, or sovereigns. 

  • A strong, uncontrollable, unpleasant emotion or feeling caused by actual or perceived danger or threat. 

  • A phobia, a sense of fear induced by something or someone. 

adj
  • Able; capable; stout; strong; sound. 

feedforward

verb
  • To respond in advance 

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

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