낸들

even I

→ 나+는+들
pronoun · 1st-person plural informal Rare #26,538
even I A colloquial contraction of 나인들, often used in rhetorical questions meaning “how would I know?”
KO: 낸들 그걸 어떻게 알아?
EN: How would I know that?

낸들 아냐

How would I know?

— 목소리의 형태 (2016)

낸들 알겠어요?

Would you understand?

— 언터처블: 1%의 우정 (2011)

낸들 알아?

Do you know anything?

— 아모레스 페로스 (2000)

낸들 아나

I don't know

— 어 퓨 굿 맨 (1992)