1. to act
You're acting like a child! It's very important to act now before the problem gets really serious.
We need to act quickly.
Anglais mot "zich gedragen"(to act) se produit dans des ensembles:
De populairste Engelse woorden 651 - 7002. to behave
Promise to behave.
I don't like seeing them. I don't kow how to behave around them.