prevented, stopped
Why didn't they stop them?
Vocês sabiam que ele estava trapaceando e não o impediram.
You knew he was cheating and didn’t stop him.
— The Hand of God: A Mão de Deus (2021)
Tempestades no mar impediram nosso progresso.
Storms at sea hampered our progress.
Os guardas nos impediram de entrar.
The guards prevented us from entering.