아니었는데

wasn't, was not ... though

→ 아니다
아니 not be + 었 Past tense + 는데 Background/contrast connective
adjective · past tense Rare #28,765
wasn't, was not ... though Often ends a sentence with a sense of contrast or an unspoken continuation, like “...though” or “...but.”
KO: 그런 뜻은 아니었는데.
EN: That wasn't what I meant, though.
Forms of 아니다

부탁 아니었는데

I didn’t ask you to.

— 나우 유 씨 미 3 (2025)

그런 뜻 아니었는데.

That's not what I meant.

— 씨너스: 죄인들 (2025)