않겠냐

In a sentence

• 그는 약속을 지키지 않겠냐는 의심을 받았다.

  He was doubted for not keeping his promise.

  In this sentence, '않겠냐' is used within an indirect quote to express suspicion or doubt about a negative action he might have taken, implying others' perspectives.

• 이렇게 일을 하면 만족하지 않겠냐?

  If you do the work like this, won't you be satisfied?

  Here, '않겠냐' is employed in a rhetorical question form to gauge if an anticipated satisfaction (likely) would not occur under a hypothetical situation.

• 그럴 줄 알았다. 네가 그렇게 행동하지 않겠냐고.

  I knew it. That you would act that way.

  In this context, '않겠냐' expresses a hypothetical future negative action within a narrative or reflecting own thoughts.