勢せい

noun

strength; power; energy

General term for force, vigor, or momentum. Often used in compounds like 勢力 (influence/power) or 勢い (momentum).

• 彼かれの勢せいに押おされて、つい承しょう諾だくしてしまった。

  Overwhelmed by his forcefulness, I ended up agreeing.

• そのチームは勢せいに乗のって連れん勝しょうした。

  The team rode their momentum to a winning streak.

noun

military strength; troops; army

Refers to armed forces or military power. Often used in historical or formal contexts, such as 軍勢 (military forces) or 敵勢 (enemy troops).

• 敵てきの勢せいは数すう万まんに及およんだ。

  The enemy forces numbered in the tens of thousands.

• 勢せいを整ととのえて出しゅつ陣じんした。

  They marshaled their troops and set out for battle.