Please send him a message quickly.

His response is really quick.

Early rising is worth three pence.

His bike was speeding wildly.

He sped off and disappeared from sight immediately.

The radical of the kanji '走' is 走繞.

His running ability is the best in the team.

In biology, the phenomenon of moving towards light is called phototaxis.

This self-propelled lawnmower is very convenient.

My university is in Tokyo.