impact vs pressure

impact

noun
  • The force or energy of a collision of two objects. 

  • A significant or strong influence or effect. 

  • A forced impinging. 

  • The striking of one body against another; collision. 

verb
  • To stamp or impress onto something. 

  • To collide or strike, the act of impinging. 

  • To significantly or strongly influence or affect; to have an impact on. 

  • To compress; to compact; to press into something or pack together. 

pressure

noun
  • A contrasting force or impulse of any kind 

  • A pressing; a force applied to a surface. 

  • Distress. 

  • The amount of force that is applied over a given area divided by the size of this area; force per unit area. 

  • Urgency 

verb
  • To encourage or heavily exert force or influence. 

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