simulate

/ˈsɪmjəˌleɪt/
verb
  1. To imitate or reproduce the appearance, sound, or conditions of something, often for training or testing.
    • The computer program simulates the growth of a forest over 100 years.
    • The flight simulator can simulate landing in bad weather.
    • Teachers use role-play to simulate real-life conversations in class.
  2. To pretend to have or feel something; to fake an emotion or reaction.
    • He simulated surprise when he already knew about the party.
    • She simulated interest in the boring lecture to be polite.
    • The actor simulated a cough to get out of the scene.