Learning how to use -자마자 vs -는 대로 in Korean is essential for expressing immediate actions and quick sequences naturally. Both grammar patterns are common in everyday conversations, but they carry slightly different meanings. By understanding when to use -자마자 and when to use -는 대로, you can make your Korean sound smoother and more accurate. This guide breaks down the forms, meanings, and key differences so you can master them with confidence.
Contents
1. Definition
- ‘-자마자’: A grammar pattern meaning “as soon as,” used to indicate that one action happens immediately after another without delay.
- ‘-는 대로’: A grammar pattern that usually means “as soon as,” but can also mean “the way” or “according to.”
Summary
- Both are translated as “as soon as.”
- -자마자 emphasizes the immediate following action.
- -는 대로 can mean immediate sequence, but also “according to instructions/situation.”
2. Form (Structure)
-자마자
- Verbs: Verb stem + 자마자
- Examples:
- 가다 → 가자마자 (as soon as [someone] goes)
- 먹다 → 먹자마자 (as soon as [someone] eats)
- 살다 → 살자마자 (as soon as [someone] lives/moves in)
- Examples:
- Not used with adjectives or nouns.
-는 대로
- Verbs (vowel ending/consonant ending): Verb stem + 는 대로
- 가다 → 가는 대로 (as soon as [someone] goes)
- 먹다 → 먹는 대로 (as soon as [someone] eats)
- 읽다 → 읽는 대로 (as soon as [someone] reads)
- 듣다 → 듣는 대로 (as soon as [someone] hears)
- 시작하다 → 시작하는 대로 (as soon as [something] starts)
- ㄹ-ending verbs: Drop ㄹ + 는 대로
- 살다 → 사는 대로 (as [someone] lives)
- 알다 → 아는 대로 (as [someone] knows)
- 만들다 → 만드는 대로 (as soon as [someone] makes it)
- 팔다 → 파는 대로 (as soon as it is sold)
- 놀다 → 노는 대로 (as [someone] plays)
- Adjectives: Stem + (으)ㄴ 대로
- 좋다 → 좋은 대로 (as [one] likes)
- 크다 → 큰 대로 (as big as it is)
- 작다 → 작은 대로 (as small as it is)
- 빠르다 → 빠른 대로 (as fast as it is)
- 느리다 → 느린 대로 (as slow as it is)
- Nouns: Noun + 대로 (according to…)
- 계획 → 계획대로 (according to the plan)
- 규칙 → 규칙대로 (according to the rules)
- 일정 → 일정대로 (according to the schedule)
- 설명서 → 설명서대로 (according to the manual)
- 예상 → 예상대로 (just as expected)
3. Meaning & Usage
1. Both Mean “As Soon As,” But with Different Nuance
- -자마자: Emphasizes immediacy. The second action happens right away without delay.
- -는 대로: Also means “as soon as,” but the nuance is neutral. It simply shows the order/sequence of actions, without stressing how fast it happens.
Examples:
- 집에 도착하자마자 씻었어요. (I washed as soon as I got home — strong immediacy)
- 집에 도착하는 대로 전화할게요. (I’ll call you as soon as I arrive — neutral sequence)
- 약을 먹자마자 잤어요. (I slept immediately after taking medicine.)
- 수업이 끝나는 대로 밖에 나가자. (Let’s go out once the class is over.)
- 친구를 만나자마자 얘기했어요. (I talked to my friend the moment we met.)
2. Usage Restrictions
- -자마자: Can be attached only to verbs. Cannot be used with adjectives or nouns.
- -는 대로: More flexible. It works with verbs (는), adjectives (으)ㄴ, and nouns (대로).
Examples:
- Incorrect ❌: 예쁜자마자 (not possible)
- Correct ✅: 예쁜 대로 (as pretty as it is)
- 계획대로 일이 잘 됐어요. (Things went according to the plan — only possible with -는 대로)
- 규칙대로 해야 해요. (You have to do it according to the rules.)
- 원하는 대로 고르세요. (Choose as you wish.)
3. Relationship Between Clauses
Another key difference is whether the first clause (before the grammar) and the second clause (after the grammar) are logically connected or not.
- -자마자: Focuses only on time sequence. The clauses do not need to have a strong logical relationship. It simply shows that one action happened immediately after another, even if the two are unrelated.
- -는 대로: Often implies that the two clauses are interconnected. The first clause usually provides the condition, basis, or manner for the second clause to happen.
Examples:
- 집에 도착하자마자 TV를 켰어요.
(I turned on the TV right after arriving home — no direct logical link, just sequence.) - 전화를 끊자마자 종이 울렸어요.
(As soon as the call ended, the bell rang — actions are unrelated but consecutive.) - 비행기가 도착하는 대로 바로 연락할게요.
(I’ll contact you as soon as the plane arrives — arrival directly conditions the next action.) - 선생님이 말씀하시는 대로 하세요.
(Do as the teacher says — the manner in the first clause defines the action in the second.) - 계획한 대로 일이 진행됐어요.
(Things proceeded according to the plan — the plan directly influences the result.)
4. Key Points to Remember
- ‘-자마자’ = strictly immediate sequence (no delay, only time).
- ‘-는 대로’ = can mean “as soon as,” but also “the way/according to.”
- -자마자 attaches only to verbs; -는 대로 works with verbs, adjectives (-(으)ㄴ 대로), and nouns (Noun+대로).
- With -는 대로, always keep the verb in present tense form, even if the main clause is past or future.
5. Practice Exercises
Fill in the blanks with either -자마자 or -는 대로.
- 집에 (도착하다) ______ 연락할게요.
(I’ll call you as soon as I arrive home.) - 수업이 (끝나다) ______ 친구를 만났어요.
(I met my friend right after class ended.) - 전화가 (오다) ______ 받아 주세요.
(Please answer as soon as the phone rings.) - 숙제를 다 (하다) ______ 게임할 수 있어요.
(You can play games right after finishing homework.) - 준비가 (되다) ______ 출발할 거예요.
(We’ll leave as soon as we’re ready.) - 문을 (열다) ______ 고양이가 뛰어 나갔어요.
(The cat ran out as soon as the door opened.) - 말씀해 (주시다) ______ 하겠습니다.
(I’ll do it the way you tell me.) - 버스를 (타다) ______ 바로 잠이 들었어요.
(I fell asleep right after getting on the bus.) - 안내문에 (적히다) ______ 따라 주세요.
(Please follow as written in the notice.) - 비가 (오다) ______ 우산을 썼어요.
(I opened my umbrella as soon as it rained.)
6. Answers
- 도착하는 대로
- 끝나자마자
- 오는 대로
- 하자마자
- 되는 대로
- 열자마자
- 주시는 대로
- 타자마자
- 적힌 대로
- 오자마자
7. Common Mistakes and Tips
⚠️ Mistake 1: Using adjectives incorrectly with these patterns
Incorrect: 예쁘자마자 사람들이 좋아해요. ❌ (As soon as [she] is pretty, people like her.)
Correct: 웃자마자 사람들이 좋아해요. ✅ (As soon as she smiled, people liked her.)
💡 Tip: -자마자 only attaches to verbs. -는 대로 can also be used with adjectives and nouns (e.g., 좋은 대로, 계획대로).
⚠️ Mistake 2: Mixing ‘-자마자’ and ‘-는 대로’ carelessly
Both “연락받자마자 알려줄게요” and “연락받는 대로 알려줄게요” are grammatically correct, but the nuance is different.
- 연락받자마자 알려줄게요. ✅ (I’ll let you know immediately after I receive the message — emphasizes strong immediacy like a quick reaction.)
- 연락받는 대로 알려줄게요. ✅ (I’ll let you know as soon as I receive the message — more neutral, commonly used in promises or formal responses.)
💡 Tip: Use -자마자 to stress an immediate, almost automatic reaction. Use -는 대로 when making a commitment or giving a polite, neutral response.
⚠️ Mistake 3: Adding tense markers directly to the connector
Incorrect: 도착했자마자 연락할게요. ❌
Correct: 도착하자마자 연락할게요. ✅
💡 Tip: Don’t add past tense before the connector. The main clause carries the tense.
Both ‘-자마자’ and ‘-는 대로’ express quick sequences of events, but they’re used slightly differently. ‘-자마자’ highlights strict immediacy, while ‘-는 대로’ can mean “as soon as” or “the way.” Mastering these subtle distinctions will make your Korean sound much more natural and flexible. Keep practicing with real-life situations, and you’ll gain confidence in choosing the right expression.