Japanese word

急速

Pronunciation

Romajikyūsoku

Meaning

  • na-adjectiverapid

Example

都市は急速に変化しています。to shi wa kyū soku ni hen ka shi te i ma su

The city is changing rapidly.

Illustration for 急速 (rapid)

More examples

新しいサービスは、若い世代の間で急速に普及しました。atara shi i sā bi su wa waka i se dai no aida de kyū soku ni fu kyū shi ma shi ta

The new service spread rapidly among younger people.

Core concept

Describes a process or change that moves forward at a notably high speed.

Common phrases

  • 急速な進歩kyū soku na shin po

    rapid progress

  • 急速に増えるkyū soku ni fu e ru

    increase rapidly

  • 急速な変化kyū soku na hen ka

    rapid change

Similar words

急激kyūgeki: Describes a change that happens suddenly and involves a marked shift.
迅速jinsoku: Describes an action, response, or process completed in a short time.

Definition in Japanese

物事の進み方や変化の速度が非常に速いさま。mono goto no susu mi kata ya hen ka no soku do ga hi jō ni haya i sa ma

Word origin

急速 (kyūsoku) combines 急 (kyū, "hurry") and 速 (soku, "speed") to express something proceeding at high speed.

Usage tips

  • In conversation, 急速に (kyūsoku ni) commonly modifies verbs such as 変化する (henka suru), making it useful for describing fast social or technological change.

Opposites

Related words

  • 急速化kyūsokukaaccelerationnoun

Word lists with this word