posso promettere niente

can't promise anything

→ potere
phrase Rare #43,404
can't promise anything This phrase is normally used with non: non posso promettere niente. The pronouns le and ti indicate the person being addressed or referred to: non le posso promettere niente means “I can’t promise her anything,” while non ti posso promettere niente means “I can’t promise you anything.”
IT: Mi dispiace, ma non posso promettere niente.
EN: I'm sorry, but I can't promise anything.

Io non posso promettere niente.

I can't promise anything.

Non le posso promettere niente.

I can't promise her anything.

Io non le posso promettere niente.

I can't promise her anything.

Non ti posso promettere niente.

I can't promise you anything.