worst enemy

Noun

informal

An individual who is greatly disliked. / (informal) An object or concept considered very bad or harmful.

Japanese Meaning

非常に嫌われる人物 / （口語）非常に悪質または有害なものや概念

After the election, she found that her former ally had become her worst enemy.

選挙の後、彼女はかつての味方が彼女の最大の敵になっていることに気づいた。

Sense（1）

An individual who is greatly disliked.

Sense（2）

(informal) An object or concept considered very bad or harmful.

worst enemies

（ plural ）