気き勢せいを削そぐ

expression, godan verb (-gu)

dampen someone's spirit; take the wind out of someone's sails

Used when someone's enthusiasm, momentum, or fighting spirit is weakened, often by a remark, event, or setback.

• 彼かれの一ひと言ことでチームの気き勢せいを削そがれた。

  His single remark dampened the team's spirit.

• 雨あめで観かん客きゃくの気き勢せいが削そがれた。

  The rain took the wind out of the spectators' sails.