どん底ぞこ

noun

rock bottom; the very bottom

Used both literally for the lowest physical point and figuratively for the worst state in life, mood, or economy.

• 失しつ業ぎょうして、気き持もちがどん底ぞこまで落おち込こんだ。

  After losing my job, my spirits hit rock bottom.

• 景けい気きはどん底ぞこから少すこしずつ回かい