#driving_force__drivingforce__drive__thrust  the act of applying force to propel something; "after reaching the desired velocity the drive is cut off"
  supertype:  actuation__propulsion  the act of propelling
  subtype:  firewall  (informal) the application of maximum thrust; "he slammed the throttle to the firewall"
  subtype:  impulse__impulsion__impetus__impetu  the act of applying force suddenly; "the impulse knocked him over"

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