0 not able to control things that happen -- sin poder, impotente
1 having no power -- impotente [ masculine-feminine, singular ]
We were powerless to help her. Éramos impotentes para ayudarla.
It was a powerless rage.
European foreign policy should not remain powerless while the world changes.
Unfortunately, we have a series of examples of countries and regions where the international community is powerless to restore democracy and the rule of law.