speed up

Verb

idiomatic intransitive transitive

Japanese Meaning

（自動詞）加速する。 / （他動詞）～の速度を上げる；～を速くする。

Traffic tends to speed up after the accident is cleared.

事故が片付くと、交通の流れは通常加速します。

Sense（1）

(idiomatic, intransitive) To accelerate; to increase speed.

The car sped up as it went around the corner.

Sense（2）

(transitive) To increase the speed of something; to make something go faster.

You shouldn't speed up your car when you go around corners.

speeds up

（ present singular third-person ）

speeding up

（ participle present ）

speeded up

（ participle past ）

speeded up

（ past ）

sped up

（ participle past ）

sped up

（ past ）