필요 없잖아요

there's no need

→ 필요
phrase Rare #18,822
there's no need 잖아요 adds a tone of reminding the listener of something presumed to be known or obvious.
KO: 걱정할 필요 없잖아요.
EN: There’s no need to worry.

혼자 떠날 필요 없잖아요

You don't have to leave alone.

— 필사의 추적 (1981)

굳이 위험하게 전투까지 할 필요 없잖아요

There’s no need to go so far as to fight and put yourself in danger.

— The Match (2025)

이젠 제가 필요 없잖아요

You don't need me anymore, do you?

— 8과 1/2 (1963)

당신 이야말로 이렇게 살 필요 없잖아요

You, of all people, don't have to live like this.

— 타인의 삶 (2006)

소리 지를 필요 없잖아요

You don't need to shout.

— 원 배틀 애프터 어나더 (2025)