Acierta (en. Hit the nail on the head)
/aˈsjeɾ.ta/
Slang Meanings
To get something difficult right.
You're amazing, you always get the difficult ones right!
¡Eres un crack, siempre aciertas en lo difícil!
To guess correctly.
That guy always gets it right, it seems he has a gift.
Ese chaval siempre acierta, parece que tiene un don.