봤어야

should have seen, should have looked at, should have taken (an exam)

→ 보다
봤 Past tense + 어야 Must; have to
verb · informal Rare #21,316
should have seen, should have looked at Expresses that someone should have done something in the past, often with a sense of regret or criticism.
KO: 그 영화를 봤어야 했어.
EN: I should have seen that movie.
should have taken (an exam) Used with 시험을 to mean that someone should have taken or done better on an exam.
KO: 시험을 더 잘 봤어야 했어.
EN: I should have done better on the exam.
Conjugation of 보다

자네도 그의 눈을 봤어야 해

You should have seen his eyes, too.

— 엘 시크레토: 비밀의 눈동자 (2009)

맙소사, 네 표정 좀 봤어야 했는데

Good grief, you should have seen the look on your face.

— 사랑해 줘 사랑해 줘 (2026)