동안
dongan · TOPIK 1
during, for (a period)
⏳ dong-an: while the bell goes DONG, AN hour passes — during
동안 marks a span of time: 한 시간 동안 = for one hour, 방학 동안 = during the vacation. It follows a noun or a verb + 는 (자는 동안 = while sleeping). Sound hook: a clock's dong measures out an hour.