save up
US /seɪv ʌp/
UK /seɪv ʌp/

1.
risparmiare, mettere da parte
to keep money so that you can use it later, especially to buy something that you want
:
•
I'm trying to save up for a new car.
Sto cercando di risparmiare per una nuova auto.
•
She's been saving up all year for her vacation.
Ha risparmiato tutto l'anno per le sue vacanze.