must not
You must not be here.
Non dovete giustificare la vostra decisione.
You don't have to justify your decision.
Non dovete mai dirgli cose simili, capito?
You must never tell him things like that, understand?
— The Host (2006)
Non dovete parlare con me se non volete farlo.
You don’t have to talk to me if you don’t want to.
Non dovete preoccuparvi per lei.
You don't have to worry about her.
You don't have to call me.
You don't have to apologize to me.
Voi non dovete rispondere a questa domanda.
You must not answer this question.
Non dovete annullare le vostre vacanze.
You must not cancel your vacation.
You mustn't touch it.