制せいす

godan verb (-su), transitive verb

control; command; get the better of

Literary or formal variant of 制する. Used for controlling a situation, commanding forces, or overcoming an opponent. Often appears in set phrases like 先手を制す (take the initiative).

See also: 制する

• 彼かれは冷れい静せいにその場ばを制せいした。

  He calmly took control of the situation.

• 先せん手てを制せいすことが勝しょう負ぶの鍵かぎだ。

  Taking the initiative is the key to victory.