having no power to change things or to influence a situation (Oxford)
not having the power or ability to change or improve a situation (Cambridge)
She blazed with impotent rage. (Oxford)
They were virtually impotent against the power of the large companies. (Oxford)
You feel so impotent when your child is ill and you cannot help them. (Cambridge)
blazed with impotent rage
impotent against the power of the large companies
feel impotent
Helpless
Powerless
Capable
Productive
Impotence