끊었던

In a sentence

• 그는 끊었던 담배를 다시 시작했어요.

  He started smoking the cigarettes he had quit again.

  Here, '끊었던' is used to describe a past action of ceasing something (quitting smoking in this case).

• 제가 끊었던 인연이 다시 이어졌어요.

  The relationship I had broken off has been reconnected.

  Here, '끊었던' refers to the past act of severing or breaking off a relationship.

• 그 사람이 끊었던 통화를 다시 걸었어요.

  That person called again after ending the previous phone call.

  Here, '끊었던' is used to describe a previously ended phone call.