25B6; noun a stand-in for the minister : SUBSTITUTE, replacement, deputy, surrogate, proxy, understudy, locum, supply, fill-in, cover, relief, stopgap; informal temp; N. Amer. informal pinch-hitter.
25B6; adjective a stand-in goalkeeper : SUBSTITUTE, replacement, deputy, fill-in, stopgap, supply, surrogate, relief, acting, temporary, provisional, caretaker; N. Amer. informal pinch-hitting.