1. ignition
He turned the ignition key and found nothing had happened.
2. pummel
The read one pummeled the blue one's face so heavily that the latter couldn't even know where he had been.
3. streak
The train streaks like a snake on the track.
summary:
Ron suddenly got an idea which is driving the flying car to catch up with the train. He and Harry thought a little about the consequence and decided to do it. They flew the car in the sky through the clouds. They were very excited and happy, not feeling something wrong was going to happen.