못 볼

won't be able to see

→ 못
phrase Rare #16,915
won't be able to see 못 볼 is 못 (cannot) plus the future attributive form of 보다 (to see). Depending on context, it can mean “won't be able to meet” someone. In 못 볼 꼴, it means an unpleasant or disgraceful sight.
KO: 다음 주에는 바빠서 친구들을 못 볼 것 같아요.
EN: I don't think I'll be able to see my friends next week because I'll be busy.

당신을 못 볼 줄 알았어요

I thought I wouldn’t get to see you.

— 드라큘라: 어 러브 테일 (2025)

미안 못 볼 보여서 미안해, 유키오

I'm sorry you had to see me like this, Yukio.

— 데드풀과 울버린 (2024)

너희 둘 다시는 못 볼 거 다

You two will never see each other again.

— 문라이즈 킹덤 (2012)

다시 못 볼 것처럼 진심 이다

You’re so sincere, as if we might never see each other again.

— 동경 이야기 (1953)

연락이 없으면 영영 딸을 못 볼 거 예요

If you don't get in touch, you'll never see your daughter again.

— 중경삼림 (1994)