애잖아

you’re a kid, you know

→ 애
phrase Rare #19,753
you’re a kid, you know 애 means “kid” or “person” in an informal, sometimes affectionate way. 잖아 adds the sense of “you know” or “as you know,” often emphasizing something the speaker assumes is obvious.
KO: 너 아직 애잖아.
EN: You’re still a kid, you know.

다니엘 애 잖아

Daniel is just a kid.

— 추락의 해부 (2023)

.. 그냥 애 잖아

You’re just a kid.

— 시라트 (2025)

똑똑한 애 잖아

You're a smart kid, after all.

— 하얀 리본 (2009)

래리, 애 잖아

Larry, he’s just a kid.

— 영원 (2025)

넌 그냥 애 잖아

You're just a kid.

— 걸리 보이 (2019)