Answer: Vale
Explanation: Expression of acceptance in Spanish. When you agree it is "Vale", when you have understood a message it is "Vale", when you want to give the reason to leave us alone it is "Vale".
Examples:
"Vale, entonces ¿nos vamos ya?"
Translation: "Okay, so are we going now?"
"Vale, que sí, que te he entendido."
Translation: "Okay, yes, I have understood you."
"Vale, vale. Dile a tu hermano que salga de ahí"
Translation: "Okay, okay. Tell your brother to get out of there."
Spymore