favorite child; darling child
Refers to a child who is especially favored or doted on, often within a family context.
彼は両親の寵児として甘やかされて育った。
He grew up spoiled as his parents' favorite child.
彼女はファッション界の寵児として知られている。
She is known as the darling of the fashion world.
Composed of 寵 (favor, affection) and 児 (child). The figurative sense of a celebrated person developed from the literal meaning of a favored child.