죄야

is a sin

→ 죄
phrase Rare #21,593
is a sin A casual form meaning that something is sinful or wrong; 죄 can also mean “crime” or “offense.”
KO: 그렇게 말하는 것도 죄야.
EN: Saying that is wrong too.

농부가 무슨 죄 야!

What crime did the farmer commit!

— 7인의 사무라이 (1954)

그게 그렇게 큰 죄 야?

Is it really that big a deal?

— Oldboy (2003)

돕는 것도 죄 야!

Even helping is a crime!

— 카운터페이터 (2007)