por voluntad propia

of one's own free will

→ por
phrase Rare #55,266
of one's own free will Indicates that someone acts voluntarily, rather than under pressure or coercion.
SP: Aceptó el trabajo por voluntad propia.
EN: She accepted the job of her own free will.

Y que vienes aquí por voluntad propia?

And you come here of your own free will?

Ella no se casó con él por voluntad propia.

She didn’t marry him of her own free will.

Lo hizo por voluntad propia.

He did it of his own free will.

Me he entregado por voluntad propia.

I turned myself in of my own accord.

— Chicago (2002)