their lover
No maté a mi esposa, no maté a su amante.
I didn't kill my wife, I didn't kill her lover.
— Cadena perpetua (1994)
Asesinó a su esposo y a su amante y se los comió.
She murdered her husband and her lover and ate them.
— Sympathy for Lady Vengeance (2005)
La princesa dio a su amante un sable cubierto de oro.
The princess gave her lover a gold-covered sword.
Al momento en que Norman mató a su madre y a su amante.
At the moment Norman killed his mother and her lover.
— Psicosis (1960)
Supongamos que no estuvo en la cabaña con su amante el día del accidente.
Let's assume that he was not in the cabin with his lover on the day of the accident.
— Contratiempo (2017)