He had a privileged upbringing, which provided him with unique opportunities.

privileged 是形容词，由名词 privilege（特权、优待）加上后缀 -ed 构成，表示"享有特权的"或"有特殊优势的"。privileged upbringing 指"享有特权的成长环境"，通常意味着家庭背景优越，能获得普通人难以得到的机会和资源。