Noun + 언젠데 이제
Let’s take a look at the pattern Noun + 언젠데 이제. You can use this to softly scold someone for coming late. 언전데 is the short form of 언제 and 인데. You are trying to remind someone what time he or she is supposed to come but it is a rhetorical question. 이제 means now and it is followed by directional verbs 오다, 가다, 나가다, etc. It carries the nuance why did you come just now, you’re late.
점심시간이 언젠데 이제 들어와?
Lunch time ended a while ago, why are you coming now?
시험이 언젠데 이제 와?
You are late for the test.
회의 언젠데 이제 오세요?
The meeting just ended. Why did you come just now?
수업시간이 언제데 이제 가?
You’re leaving just now? You are late for class.