high-risk
US /ˌhaɪˈrɪsk/
UK /ˌhaɪˈrɪsk/

1.
ad alto rischio, rischioso
involving a greater than usual chance of suffering harm or loss
:
•
Investing in startups can be a high-risk venture.
Investire in startup può essere un'impresa ad alto rischio.
•
Patients with certain conditions are considered high-risk for complications.
I pazienti con determinate condizioni sono considerati ad alto rischio di complicanze.