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.

The biker gang is causing a commotion in the town.

I will participate in an obstacle race this weekend.

His failure spread quickly. Truly, bad news travels fast.