()

ます
godan verb
to increase, to grow
1. to increase, to grow
To become greater in amount or degree.
(いきお)いが()す。
The momentum increases.
人気(にんき)()してきた。
Its popularity has been growing.
(あき)になると食欲(しょくよく)()す。
Appetite increases when autumn comes.
速度(そくど)()して(はし)(はじ)めた。
It picked up speed and started running.
(とし)()るにつれて、健康(けんこう)大切(たいせつ)さが()してくる。
As you get older, the importance of health grows.

()す is a godan verb meaning "to increase" or "to grow." Can be transitive or intransitive.

TRANSITIVITY:

  • Can be both transitive and intransitive
  • Compare: ()える (intransitive), ()やす (transitive) - more common in everyday speech

COMMON COLLOCATIONS:

  • (いきお)いを()す: to gain momentum
  • 重要性(じゅうようせい)()す: to grow in importance
  • 速度(そくど)()す: to increase speed
  • (かがや)きを()す: to shine more brightly

REGISTER:
()す is more literary/formal than ()える. Common in written language and news.

RELATED:

  • ()る: to decrease (opposite)
  • ますます: more and more, increasingly