加速

かそく

acceleration

JLPT N2

Character Breakdown

Meaning and Usage

"加速" (かそく) means "acceleration" or "to accelerate." It is commonly used to describe the increase in speed of vehicles, processes, or abstract concepts like economic growth.

Common Contexts

You will often hear "加速" in contexts related to cars or machines speeding up, but it is also frequently used metaphorically, such as accelerating a project or economic development.

Collocations and Patterns

  • 加速する: to accelerate (verb form)
  • 経済の加速: acceleration of the economy
  • 進行を加速する: to accelerate progress

Register and Politeness

"加速" is a neutral term used in both formal and informal contexts. It is often found in news reports, business discussions, and everyday conversation.

Common Mistakes

Learners sometimes confuse "加速" with "促進" (そくしん), which means "promotion" or "facilitation." While both can imply speeding up, "加速" focuses more on increasing speed, whereas "促進" emphasizes encouraging or promoting a process.

Example Sentences

くるまはしんごうをすぎてからかそくした。

The car accelerated after passing the traffic light.

けいざいのかそくがきたいされている。

Acceleration of the economy is expected.

ぷろじぇくとのしんこうをかそくするために、ついかのじんいんをとうにゅうした。

Additional staff were assigned to accelerate the progress of the project.