witness, observer
Don Pablo, when I marry Beatrice—will you be my witness?
— イル・ポスティーノ (1994)
I'd prefer someone who isn't a Communist Party member to serve as the observer.
— イル・ポスティーノ (1994)
God never said that party members can’t serve as election observers.
— イル・ポスティーノ (1994)