Accelerates

verb

1. To cause to move faster; to quicken the motion of; to add to the speed of.
2. To quicken the natural or ordinary progression or process of.

   "to accelerate the growth of a plant, the increase of wealth, etc."

3. To cause a change of velocity.
4. To hasten, as the occurrence of an event.

   "to accelerate our departure"

5. To enable a student to finish a course of study in less than normal time.