en su contra

against them

→ en
phrase Uncommon #22,812
against them Used when something is unfavorable to someone or works to their disadvantage. The possessive can change depending on context: en mi contra, en tu contra, en su contra, etc.
SP: Sus mentiras se volvieron en su contra.
EN: His lies turned against him.

No te atrevas a decir una sola palabra en su contra.

Don't you dare say a single word against him.

— Wicked (2024)

El truco es usar su vanidad en su contra.

The trick is to use their vanity against them.

— Núremberg (2025)

Lo que diga puede ser usado en su contra.

Whatever you say can be used against you.

Todo lo que diga puede ser usado en su contra.

Everything he says can be used against him.

El juicio fue en su contra.

The trial went against him.

Mis amigos en Washington dicen que la opinión pública está en su contra.

My friends in Washington say that public opinion is against him.

— Núremberg (2025)

No tengo nada en su contra.

I have nothing against him.

Todo lo que diga podrá ser utilizado en su contra.

Everything he says can be used against him.

Ella testificó en su contra.

She testified against him.

Una vez puse una noticia en su contra.

I once posted a news story against him.

— P.K. (Peekay) (2014)

Su declaración puede y será usada en su contra.

Your statement can and will be used against you.

Usted puso a toda la ciudad en su contra.

You turned the whole city against you.

Si renuncia a ello, lo que diga podrá usarse en su contra.

If you renounce it, what you say can be used against you.

— Cadena perpetua (1994)