precocious
Definition
Having developed certain abilities or proclivities at an earlier age than usual, especially in intellect or maturity.
한국어 일반적으로 더 늦은 나이에 나타나는 능력이나 성숙도보다 더 어린 나이에 나타나는 것
Example
"The precocious child was reading novels at the age of four."