volition
US /vəˈlɪʃ.ən/
UK /vəˈlɪʃ.ən/

1.
voluntad, libre albedrío
the faculty or power of using one's will
:
•
He signed the contract of his own volition.
Firmó el contrato por su propia voluntad.
•
The decision was made without any external coercion, purely by his own volition.
La decisión se tomó sin ninguna coerción externa, puramente por su propia voluntad.