talk up
US /tɔːk ʌp/
UK /tɔːk ʌp/

1.
parlare bene di, esaltare
to discuss something in an enthusiastic or positive way in order to persuade people that it is good or important
:
•
The company is trying to talk up its new product.
L'azienda sta cercando di parlare bene del suo nuovo prodotto.
•
He always talks up his achievements.
Parla sempre in modo entusiasta dei suoi successi.