옳지 않아

not right

→ 옳다
phrase Uncommon #11,648
not right Used to say that something is incorrect, unjust, or morally wrong. The ending -아 makes it informal; the question form can mean “isn't it right?” or “what's wrong?” depending on context.
KO: 친구를 속이는 건 옳지 않아.
EN: It's not right to deceive a friend.

그냥 옳지 않아 보였어, 알잖아?

It just didn't seem right, you know?

— 더 러닝 맨 (2025)

그래도 죄 없는 여자를 죽이는 건 옳지 않아

Still, it's not right to kill an innocent woman.

— 프린세스 브라이드 (1987)

뭐가 옳지 않아?

What isn't right?

— 당갈 (2016)