-던 + N
used to / was doing (retrospective)
3-daraja · Aniqlovchi
Izoh
A retrospective modifier for a repeated past action or one left unfinished (먹던 빵 = bread I was eating). Attaches to the stem. Unlike -(으)ㄴ, which marks a completed action.
Misollar
제가 자주 가던 카페가 없어졌어요.
The café I used to go to has closed.
아까 마시던 커피 어디 있어요?
Where's the coffee I was drinking earlier?
어릴 때 살던 동네에 다시 가 봤어요.
I went back to the neighbourhood where I lived as a child.
TOPIK izohi
TOPIK II Reading 42–43 (literary recollection) and 1–2.