Used to repeat yourself or emphasize what you’re saying.
Present Tense
Descriptive verb stem + 다니까요
바쁘다니까 = I said I’m busy.
Action verb stem + 는/ㄴ다니까요
모른다니까 = I told you I dont know.
먹는다니까 = I told you I’m going to eat.
Past Tense
Verb stem + 았/었/였 + 다니까(요)
몰랐다니까 = I said I didn’t know.
벌써 다 했다니까 = I told you I already did it all.
진짜 맛있었다니까 = I told you it was really delicious.
Using (이)라니까(요) with nouns
Future tense is followed by 을 거 + 라니까(요)
학생 = student
학생이라니까 = I said I’m a student.
갈 거라니까(요) = I told you I’m going to go.
Using (이)라니까(요) with imperative
Add –으라니까(요)
보라니까(요) = I said look.
잡으러니까 = I said grab it.
빨리 오라니까요!
I said come here quickly!
알았다니까요!
I said I got it!
제가 안 했다니까요!
I said I didnt do it!
공부 좀 하라니까요.
I said “do some studying”.
**examples from TTMIK**