su conducta

his/her behavior

→ su
phrase Rare #32,004
his/her behavior Su can also mean “your” (formal) or “their,” depending on context.
SP: Su conducta en clase fue ejemplar.
EN: His behavior in class was exemplary.

Estábamos sorprendidos de su conducta.

We were surprised by his behavior.

¿Cómo puede justificar su conducta?

How can you justify your behavior?

Me toca cuidar su conducta moral.

It is my responsibility to look after their moral conduct.

— Casi famosos (2000)

Su conducta fue cualquier cosa menos cortés.

His behavior was anything but courteous.

Su conducta constituye un peligro para los demás pacientes y para usted también.

Your behavior poses a danger to the other patients and to you as well.

— Los renglones torcidos de Dios (2022)

Nadie habla sobre sus ideales, hablo sobre su conducta.

Nobody talks about their ideals, I talk about their behavior.

No apruebo su conducta.

I don't approve of his behavior.

Su conducta era teatral.

His behavior was theatrical.

Avergonzó a toda su familia con su conducta.

His behavior shamed his entire family.

Él pidió disculpas por su conducta, pero ella no lo perdonaría.

He apologized for his behavior, but she wouldn't forgive him.

Su conducta fue admirable.

His conduct was admirable.