The Korean grammar pattern ‘잖아요’ is commonly used in conversations to confirm shared knowledge or correct someone in a friendly way. It helps express familiarity, assumptions, or mild corrections based on common facts. In this guide, you’ll learn the meaning, structure, and practical examples of ‘잖아요’ to use it naturally in everyday conversations.
Contents
1. Definition
‘-잖아요’ is used to:
- Remind someone of a fact they should already be aware of
- Gently correct someone
- Emphasize something obvious
- Seek confirmation or agreement
- Express mild surprise or realization
It can be roughly translated to “you know,” “don’t you remember?,” or “as you know” in English.
2. Form (Structure)
The structure for using ‘-잖아요’ is as follows:
Verb stem + -잖아요
Adjective stem + -잖아요
Noun + 이다 (to be) + -잖아요
| Base Form | With -잖아요 (Present Tense) | With -잖아요 (Past Tense) | With -잖아요 (Future Tense) |
| 가다 (to go) | 가잖아요 (You know, [he/she/they] go) | 갔잖아요 (You know, [he/she/they] went) | 갈 거잖아요 (You know, [he/she/they] will go) |
| 먹다 (to eat) | 먹잖아요 (You know, [he/she/they] eat) | 먹었잖아요 (You know, [he/she/they] ate) | 먹을 거잖아요 (You know, [he/she/they] will eat) |
| 예쁘다 (to be pretty) | 예쁘잖아요 (You know, [it/he/she] is pretty) | 예뻤잖아요 (You know, [it/he/she] was pretty) | 예쁠 거잖아요 (You know, [it/he/she] will be pretty) |
| 학생 (student) | 학생이잖아요 (You know, [he/she/they] is/are a student) | 학생이었잖아요 (You know, [he/she/they] was/were a student) | 학생일 거잖아요 (You know, [he/she/they] will be a student) |
3. Meaning & Usage
The grammar pattern ‘잖아요’ is used in spoken Korean to confirm shared knowledge, correct misunderstandings, or remind someone of something they should already know. It creates a conversational tone and can sound friendly or slightly assertive, depending on the context.
1. Confirming Shared Knowledge
‘잖아요’ is often used when both the speaker and the listener already know the information being stated. It emphasizes that the fact should be obvious.
- 오늘 너무 덥잖아요. (You know, it’s really hot today.)
- 그 영화 재미있잖아요. (You know, that movie is fun.)
- 그는 학생이잖아요. (You know, he’s a student.)
- 이 길이 더 빠르잖아요. (You know, this road is faster.)
- 그 사람 친절하잖아요. (You know, that person is kind.)
2. Correcting Someone Gently
When the listener makes a mistake or forgets something, ‘잖아요’ is used to remind them of the correct information in a soft, non-confrontational way.
- 어제 너 집에 있었잖아요. (You were home yesterday, remember?)
- 이 가게 월요일에 문 닫잖아요. (This store is closed on Mondays, you know.)
- 지하철이 더 빠르잖아요. (The subway is faster, don’t you remember?)
- 우리는 같은 학교 다녔잖아요. (We went to the same school, remember?)
- 네가 먼저 전화했잖아요. (You called first, don’t you remember?)
3. Expressing Mild Frustration or Exasperation
Sometimes, ‘잖아요’ is used when the speaker feels slightly frustrated because they believe the listener should already know or understand something.
- 그러니까 내가 말했잖아요! (That’s what I told you!)
- 시간이 없잖아요! (We don’t have time, you know!)
- 그거 비싸잖아요! (That’s expensive, you know!)
- 나 지금 바쁘잖아요! (I’m busy right now, can’t you see?)
- 숙제 해야 되잖아요! (We have to do our homework, you know!)
4. Giving a Reason or Justifying Something
‘잖아요’ can also explain a reason or justify an action by referring to something that is already known or accepted.
- 늦게 왔잖아요, 그래서 먼저 시작했어요. (You were late, so we started first.)
- 피곤하잖아요, 일찍 자요. (You’re tired, so go to bed early.)
- 비 오잖아요, 우산 가져가세요. (It’s raining, so take an umbrella.)
- 오늘 휴일이잖아요, 회사 안 가요. (Today is a holiday, so I’m not going to work.)
- 여기는 조용하잖아요, 공부하기 좋아요. (It’s quiet here, so it’s good for studying.)
5. Seeking Agreement from the Listener
When a speaker expects the listener to agree with them, ‘잖아요’ helps reinforce their statement as something obvious.
- 이 음식 맛있잖아요? (This food is delicious, right?)
- 그 배우 멋있잖아요? (That actor is cool, isn’t he?)
- 이 노래 좋잖아요? (This song is good, don’t you think?)
- 여기 경치 아름답잖아요? (The scenery here is beautiful, isn’t it?)
- 이 길이 더 편하잖아요? (This road is more convenient, right?)
4. Key Points to Remember
- ‘-잖아요’ is used for stating obvious facts or shared knowledge.
- It can be attached to verbs, adjectives, and nouns (with 이다).
- The ending can be used to seek confirmation or agreement.
- It’s more commonly used in spoken Korean than in formal writing.
- The level of formality is considered polite casual.
5. Practice Exercises
- 오늘 날씨가 (좋다) _____ (Today’s weather is nice, you know.)
- 우리는 (친구이다) _____ (We are friends, you know.)
- 그 가게가 (비싸다) _____ (That store is expensive, isn’t it?)
- 어제 너가 (늦다) _____ (You were late yesterday, remember?)
- 지금 (바쁘다) _____ (I’m busy now, you see.)
- 이 영화가 (재미있다) _____ (This movie is fun, isn’t it?)
- 제가 먼저 (말하다) _____ (You said it first, remember?)
- 여기가 (조용하다) _____ (It’s quiet here, you know.)
- 이게 더 (좋다) _____ (This one is better, you know.)
- 그 사람이 (착하다) _____ (That person is kind, isn’t he?)
6. Answers
- 좋잖아요
- 친구잖아 / 친구잖아요
- 비싸잖아요
- 늦었잖아
- 바쁘잖아요
- 재미있잖아요
- 말했잖아요
- 조용하잖아요
- 좋잖아요
- 착하잖아요
7. Mistakes and Tips
⚠️ Mistake 1: Using ‘잖아요’ for New Information
Incorrect: 내일 비가 올 거잖아요. ❌ (It’s going to rain tomorrow, you know.) [When the listener doesn’t know this information]
Correct: 내일 비가 올 거예요. ✅ (It’s going to rain tomorrow.)
💡 Tip: Only use ‘잖아요’ for information that you believe the listener already knows or should know.
⚠️ Mistake 2: Using ‘잖아요’ in Formal Settings
Incorrect: 사장님, 이 보고서가 중요하잖아요. ❌ (Boss, this report is important, you know.)
Correct: 사장님, 이 보고서가 중요합니다. ✅ (Boss, this report is important.)
💡 Tip: Reserve ‘잖아요’ for casual conversations or informal writing. In formal situations, use more polite endings like ‘-습니다’.
⚠️ Mistake 3: Overusing ‘잖아요’
Incorrect: 오늘 날씨가 좋잖아요. 그리고 주말이잖아요. 우리 놀러 가잖아요. ❌
(The weather is nice today, you know. And it’s the weekend, you know. We’re going out, you know.)
Correct: 오늘 날씨가 좋잖아요. 주말이니까 놀러 가요. ✅
(The weather is nice today, you know. Since it’s the weekend, let’s go out.)
💡 Tip: Use ‘잖아요’ sparingly to avoid sounding repetitive or condescending.
⚠️ Mistake 4: Using ‘잖아요’ with First Person Statements
Incorrect: 저는 학생이잖아요. ❌ (I’m a student, you know.)
Correct: 제가 학생이에요. ✅ (I’m a student.)
💡 Tip: ‘잖아요’ is typically used for information about others or general facts, not for stating personal information about oneself.
⚠️ Mistake 5: Using ‘잖아요’ with Questions
Incorrect: 언제 올 거잖아요? ❌ (When will you come, you know?)
Correct: 언제 올 거예요? ✅ (When will you come?)
💡 Tip: ‘잖아요’ is used for statements, not questions. For questions, use appropriate question endings like ‘-아/어요?’ or ‘-나요?’.
Mastering the use of ‘-잖아요’ will significantly enhance your Korean communication skills. This ending allows you to express shared knowledge, seek confirmation, and add a nuanced layer to your conversations. Remember to use it appropriately in casual settings and be mindful of the context. With practice, you’ll find yourself naturally incorporating ‘-잖아요’ into your Korean conversations, making your speech more natural and engaging.