This car's speed exceeds 200 kilometers per hour.
I'm amazed at the speed of his work.
earliness
Refers to how early something occurs. Typically written as 早さ.
No one beats him when it comes to how early he arrives at work.
The earliness of this year's rainy season onset is record-breaking.
He ran at an amazing speed.
I was surprised by how quickly he made his decision.
The athletes competed in speed.
The car gradually increased its speed.