If you’re learning Korean, you’ve probably seen the grammar patterns ‘-다가’ and ‘-아/어다가’. They may look similar, but they have different meanings and are used in different situations. This post will clearly explain the difference between ‘-다가’ and ‘-아/어다가’ with real-life examples to help you use them correctly and naturally.
Contents
1. Definition
- -다가: Used when an action is interrupted or another action occurs simultaneously.
- English Equivalent: “while doing,” “and then (interrupted).”
- Example: 밥을 먹다가 전화가 왔어요. (I was eating when the phone rang.)
- -아/어다가: Used when the result of the first action is carried over to a second action.
- English Equivalent: “do something and then (take the result to) do another thing.”
- Example: 과일을 사다가 주스를 만들었어요. (I bought fruits and made juice.)
2. Form (Structure)
| Grammar Point | Structure | Examples |
| -다가 | Verb Stem + -다가 | 자다 → 자다가 (while sleeping) 먹다 → 먹다가 (while eating) 걷다 → 걷다가 (while walking) |
| -아/어다가 | Verb Stem + 아/어다가 | 사다 → 사다가 (bought and then…) 만들다 → 만들어다가 (made and then…) 찾다 → 찾아다가 (found and then…) |
3. Meaning & Usage
Core Difference:
- -다가: Used when the first action is interrupted or another action occurs simultaneously. Focuses on time overlap or unexpected shifts.
- -아/어다가: Used when the result of the first action is carried over to a second action. Emphasizes sequential cause-effect relationships.
Examples Highlighting the Difference
1. -다가 (Interrupted/Simultaneous Actions)
- 밥을 먹다가 전화를 받았어요.
(I was eating when I answered the phone.) - 책을 읽다가 잠들었어요.
(I fell asleep while reading a book.) - 운전하다가 길을 잃었어요.
(I got lost while driving.) - 노래를 듣다가 울었어요.
(I cried while listening to a song.) - 청소하다가 먼지를 발견했어요.
(I found dust while cleaning.) - 영화를 보다가 전화를 받았어요.
(I was watching a movie when I got a call.)
2. -아/어다가 (Result Transfer)
- 커피를 사다가 친구에게 줬어요.
(I bought coffee and gave it to my friend.) - 편지를 써다가 우체국에 보냈어요.
(I wrote a letter and sent it to the post office.) - 케이크를 만들어다가 파티에서 나눠 먹었어요.
(I made a cake and shared it at the party.) - 사진을 찍어다가 앨범에 넣었어요.
(I took a photo and put it in the album.) - 인터넷에서 자료를 찾아다가 보고서를 썼어요.
(I found material online and wrote a report.) - 옷을 사다가 선물로 포장했어요.
(I bought clothes and wrapped them as a gift.)
Key Contrast in Usage
| Situation | -다가 | -아/어다가 |
| Action Type | Interrupted/simultaneous | Sequential result transfer |
| Time Focus | Overlapping actions | Completed action → Follow-up action |
How to Choose Between Them
- Ask: Did the second action interrupt the first? → -다가
- Example: 공부하다가 잠들었어요. (Fell asleep while studying.)
- Ask: Did the first action enable the second? → -아/어다가
- Example: 편지를 써다가 보냈어요. (Wrote a letter and then sent it.)
- Example: 편지를 써다가 보냈어요. (Wrote a letter and then sent it.)
4. Key Points to Remember
- -다가: Focuses on interruption or time overlap.
- -아/어다가: Emphasizes transfer of results (physical or abstract).
- -아/어다가 often involves verbs like 사다, 가져다가, 만들다 (actions with clear outcomes).
- -다가 pairs with accidental verbs (넘어지다, 잠들다).
5. Practice Exercises
Fill in the blanks with -다가 or -아/어다가:
- 커피를 (만들다) _________ 친구에게 줬어요.
(I made coffee and gave it to my friend.) - 운동을 (하다)_________ 다리를 다쳤어요.
(I hurt my leg while exercising.) - 물을 (가져오다) _________ 꽃에 물을 줬어요.
(I brought water and watered the flowers.) - 책을 (읽다) _________ 잠이 들었어요.
(I fell asleep while reading a book.) - 음식을 (만들다) _________ 나눠 먹었어요.
(I made food and shared it.) - 길을 (걷다) _________ 비를 맞았어요.
(I got rained on while walking.) - 사진을 (찍다) _________ 이메일로 보냈어요.
(I took a photo and sent it by email.) - 숙제를 (하다) _________ 전기가 꺼졌어요.
(The power went out while I was doing homework.) - 돈을 (찾다) _________ 옷을 샀어요.
(I withdrew money and bought clothes.) - 노래를 (듣다) _________ 울었어요.
(I cried while listening to a song.)
6. Answers
- 만들어다가
- 하다가
- 가져다가
- 읽다가
- 만들어다가
- 걷다가
- 찍어다가
- 하다가
- 찾아다가
- 듣다가
7. Common Mistakes and Tips
⚠️ Mistake 1: Using -아/어다가 for interrupted actions.
- Incorrect: 수업을 듣어다가 졸았어요. ❌ (I dozed off while attending class.)
- Correct: 수업을 듣다가 졸았어요. ✅ (I dozed off during class.)
💡 Tip: Use -다가 when the second action interrupts the first.
⚠️ Mistake 2: Using -다가 for transferred results.
- Incorrect: 음식을 만들다가 친구에게 줬어요. ❌ (I made food and gave it to my friend.)
- Correct: 음식을 만들어다가 친구에게 줬어요. ✅ (I made food and gave it to my friend.)
💡 Tip: Use -아/어다가 when the first action’s result enables the second.
⚠️ Mistake 3: Adding tense markers to the first clause.
- Incorrect: 물을 가져갔다가 꽃에 물을 줬어요. ❌ (I brought water and then watered the flowers.)
(Error: 가져갔다가 implies “brought and then stopped,” which distorts the intended meaning.) - Correct: 물을 가져다가 꽃에 물을 줬어요. ✅ (I brought water and watered the flowers.)
💡 Tip: Never add tense markers (-았/었-) to the first clause in either -다가 or -아/어다가.
Mastering -다가 and -아/어다가 requires attention to context and action relationships. Use -다가 for interruptions and -아/어다가 for sequential results. Regular practice with real-life examples will solidify your understanding.