To say “when” in Korean, beginners need to understand the word 때 ttae time / when. This lesson explains practical phrases such as 어릴 때 eoril ttae when I was young, 밥 먹을 때 bap meogeul ttae when eating a meal, and 시간이 있을 때 sigani isseul ttae when you have time.
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What “When” Means in Korean
The word “when” in Korean is not always one single word. Beginners usually meet two important ideas: 언제 eonje when? and 때 ttae time / when. If you are asking a question, you often use 언제. If you are building a phrase like “when I was young,” “when eating,” or “when I have time,” you usually need 때.
This lesson focuses on 때 because it is one of the most useful Korean time grammar patterns for beginners. With 때, you can describe childhood memories, daily routines, study habits, mealtime actions, free time, busy time, and situations that happen at a certain moment.
Core idea: Use 때 to build “when” phrases, such as 어릴 때, 밥 먹을 때, and 시간이 있을 때.
Why 때 is important for beginners
Many beginner sentences start as simple statements: 공부해요 gongbuhaeyo I study, 먹어요 meogeoyo I eat, or 쉬어요 swieoyo I rest. But real conversation often needs a time situation. You may want to say “I study when I have time,” “I watch videos when I eat,” or “I lived in Seoul when I was young.”
The word 때 helps you add that time situation. It does not only mean a clock time. It can mean a moment, a period, a life stage, or a condition. This makes it flexible and very common.
The three key phrases in this lesson
We will focus on three beginner-friendly examples: 어릴 때, 밥 먹을 때, and 시간이 있을 때. Each one shows a different use of 때.
어릴 때 talks about a life stage. 밥 먹을 때 talks about a routine moment. 시간이 있을 때 talks about a condition or available time.
How English and Korean feel different
English often uses a full clause after “when,” such as “when I was young,” “when I eat,” or “when I have time.” Korean can express the same idea with a compact phrase ending in 때. The subject is often understood from context. This is why 어릴 때 can mean “when I was young,” “when you were young,” or “when someone was young,” depending on the sentence.
For example, 어릴 때 피아노를 배웠어요 usually means “I learned piano when I was young” if the conversation is about the speaker. Korean often leaves out the subject when it is obvious. Beginners should pay attention to the time phrase first and let context explain who the sentence is about.
때 helps you say “when” inside a sentence. It can describe a life stage, a routine moment, or a condition, depending on the phrase before it.
How 때 Works in Beginner Korean
The word 때 behaves like a time noun. A word or phrase comes before it and describes which time, moment, or situation you mean. Then the rest of the sentence explains what happens at that time.
The basic sentence shape
The beginner-friendly sentence shape is: when phrase + main action. The when phrase often ends in 때. The final verb tells what happens during that time or situation.
때 can describe a period, moment, or situation
The meaning of 때 changes slightly with the phrase before it. In 어릴 때, it points to a period of life. In 밥 먹을 때, it points to the time of eating a meal. In 시간이 있을 때, it points to a situation where time is available.
eoril ttae when I was young
bap meogeul ttae when eating a meal
sigani isseul ttae when there is time / when you have time
bappeul ttae when busy
Why 때 does not always need a subject
English often needs a subject in a when-clause. Korean often does not. In the phrase 시간이 있을 때, the subject-like part 시간이 is visible because the phrase literally means “when time exists.” But in 어릴 때, the person who was young is usually understood from context.
This is normal in Korean. If the conversation is about you, people will usually understand 어릴 때 as “when I was young.” If you are asking someone else about their childhood, it can mean “when you were young.”
How 때 connects to the final verb
The phrase with 때 gives the time setting, but the final verb completes the sentence. For example, 밥 먹을 때 means “when eating a meal,” but it is not always a complete sentence by itself. Add a final action: 밥 먹을 때 물을 마셔요 means “I drink water when eating a meal.”
Beginner note: A phrase ending in 때 often needs a main sentence after it. Think of it as a time setting, not always a complete sentence.
때 creates a time setting. Put the when phrase first, then add the main action with a natural final verb ending.
어릴 때: When I Was Young
어릴 때 eoril ttae when I was young / when someone was young is one of the most useful beginner phrases for talking about childhood, past habits, early memories, and life stages.
What 어릴 때 means
The phrase 어릴 때 comes from 어리다 eorida to be young. In a full sentence, it often translates naturally as “when I was young.” The person can change with context, so it can also mean “when you were young,” “when he was young,” or “when she was young.”
Use 어릴 때 for childhood memories
This phrase is perfect for talking about memories. You can say what you liked, where you lived, what you learned, what you watched, or what you often did when you were young.
eoril ttae pianoreul baewosseoyo I learned piano when I was young
eoril ttae Busane sarasseoyo I lived in Busan when I was young
eoril ttae gimbabeul joahaesseoyo I liked gimbap when I was young
eoril ttae chaegeul mani ilgeosseoyo I read many books when I was young
Past tense often appears in the final verb
Because 어릴 때 often talks about childhood, the final verb is often in the past tense: 배웠어요 learned, 살았어요 lived, 좋아했어요 liked, or 읽었어요 read. The phrase 어릴 때 sets the time period, and the final verb shows what happened during that time.
Time phrase: 어릴 때 eoril ttae when I was young
Past action: 태권도를 배웠어요 taegwondoreul baewosseoyo I learned taekwondo
Asking about childhood
You can also use 어릴 때 in questions. This is useful in natural conversation because people often ask about childhood memories, favorite foods, hobbies, or places.
어릴 때 means “when young” and often translates as “when I was young.” Use it with past-tense verbs to talk about childhood memories and early experiences.
밥 먹을 때: When Eating a Meal
밥 먹을 때 bap meogeul ttae when eating a meal / when you eat is a practical phrase for daily routines. It shows how 때 works with an action phrase.
What 밥 먹을 때 means
The word 밥 bap rice / meal often means “meal” in everyday Korean. The phrase 밥 먹을 때 means the time when someone eats a meal. It can be used for habits, manners, preferences, and things that happen around mealtime.
Use it for habits during meals
This phrase is useful because meals are familiar to everyone. You can talk about drinking water, watching videos, using a phone, talking with family, or listening to music when eating.
bap meogeul ttae mureul masyeoyo I drink water when eating a meal
bap meogeul ttae gajokgwa iyagihaeyo I talk with my family when eating
bap meogeul ttae hyudaeponeul an bwayo I do not look at my phone when eating
bap meogeul ttae eumageul deureoyo I listen to music when eating
Why 먹을 때 appears instead of 먹는 때
Beginners may wonder why this phrase uses 먹을 때 instead of a direct English-style shape. Korean has several ways to connect verbs to nouns, and 먹을 때 is a common and natural beginner phrase for “when eating” or “when you eat.” You do not need to master every modifier rule before using the phrase. Memorize it as a practical chunk first.
The same pattern appears in many useful expressions: 잘 때 when sleeping, 공부할 때 when studying, 운동할 때 when exercising, and 한국어를 말할 때 when speaking Korean.
Asking about mealtime habits
You can use 밥 먹을 때 in questions. This is a simple way to make daily conversation more natural.
밥 먹을 때 means “when eating a meal.” Use it to describe habits, preferences, and actions that happen around mealtime.
시간이 있을 때: When You Have Time
시간이 있을 때 sigani isseul ttae when you have time / when there is time is one of the most useful Korean phrases for suggestions, invitations, study plans, and polite conversation.
What 시간이 있을 때 means
The phrase literally means “when time exists.” In natural English, it often means “when you have time.” Korean uses 있다 itda to exist / to have in many possession-like expressions. So 시간이 있어요 can mean “I have time,” and 시간이 있을 때 means “when there is time” or “when you have time.”
Use it for suggestions
This phrase sounds useful and natural when suggesting something without pressure. You can say someone should call, study, review, watch a video, or visit when they have time.
sigani isseul ttae jeonhwahaeyo Call when you have time
sigani isseul ttae bokseuphaeyo Review when you have time
sigani isseul ttae yeongsangeul bwayo Watch the video when you have time
sigani isseul ttae mannayo Let us meet when you have time
Use it for your own study routine
Korean learners can use this phrase to describe realistic study habits. Not everyone studies for a long time every day. You can say: 시간이 있을 때 한국어를 공부해요, meaning “I study Korean when I have time.”
Compare time available and no time
Once you know 시간이 있을 때, you can also understand the opposite idea: 시간이 없을 때 sigani eopseul ttae when you do not have time. This helps you explain real-life situations.
Available time: 시간이 있을 때 공부해요. sigani isseul ttae gongbuhaeyo. I study when I have time.
No time: 시간이 없을 때 짧게 복습해요. sigani eopseul ttae jjalpge bokseuphaeyo. When I do not have time, I review briefly.
시간이 있을 때 means “when you have time.” It is useful for study routines, suggestions, invitations, and polite everyday conversation.
때 vs 언제: Why They Are Not the Same
Beginners often confuse 때 and 언제 because both can connect to the English word “when.” The difference is important: 언제 usually asks “when?” as a question word, while 때 builds a time phrase inside a sentence.
Use 언제 to ask when
If you want to ask “When do you go?” or “When do you study?” you can use 언제. It works like a question word.
Use 때 to say at the time when
If you want to build a phrase like “when I eat,” “when I was young,” or “when I have time,” use 때. It is not a question word by itself. It helps create a time phrase.
One simple comparison
If the sentence is asking for a time, use 언제. If the sentence already has a time situation and you want to explain what happens then, use 때.
Question: 언제 밥 먹어요? eonje bap meogeoyo? When do you eat?
Time phrase: 밥 먹을 때 물을 마셔요. bap meogeul ttae mureul masyeoyo. I drink water when eating.
Why this distinction helps your speaking
If you use 언제 everywhere, your Korean may sound like a question even when you do not want to ask a question. If you use 때 correctly, you can make longer and more natural sentences about habits, memories, and conditions.
Beginner note: 언제 asks “when?” 때 builds “when” phrases inside a sentence.
Use 언제 for “when?” questions. Use 때 for phrases like 어릴 때, 밥 먹을 때, and 시간이 있을 때.
Everyday Dialogues With 때
Short dialogues make the word 때 easier to remember. Notice how the phrase ending in 때 gives the time situation, and the final verb explains what happens.
Dialogue 1: Childhood memory
This dialogue shows 어릴 때 with a past-tense verb. The phrase sets the childhood period, and the final verb gives the memory.
Dialogue 2: Mealtime habit
This example is practical because it uses a daily situation. You can replace 물을 마셔요 with many other actions.
Dialogue 3: Free time
This dialogue is especially useful for Korean learners. It gives you a natural sentence to describe your study routine.
Dialogue 4: Busy time
This example shows that 때 can describe a condition, not only a clock time. The condition is being busy, and the main action is reviewing briefly.
Dialogues show how 때 works in real conversation. It can introduce childhood memories, daily habits, free time, and busy situations.
Common Beginner Mistakes With When in Korean
The word 때 is useful, but learners often confuse it with 언제, translate English word order too directly, or forget that the final verb completes the sentence.
Mistake 1: Using 언제 inside every when sentence
English uses “when” in both questions and time clauses. Korean often separates these roles. Use 언제 when asking “when?” Use 때 when making a time phrase.
Question: 언제 공부해요? eonje gongbuhaeyo? When do you study?
Time phrase: 시간이 있을 때 공부해요. sigani isseul ttae gongbuhaeyo. I study when I have time.
Mistake 2: Treating 때 as a full sentence every time
A phrase like 밥 먹을 때 means “when eating,” but it often needs a main action. Add what happens during that time: 밥 먹을 때 물을 마셔요.
Mistake 3: Forgetting context in 어릴 때
어릴 때 does not always show the subject by itself. It can mean “when I was young,” “when you were young,” or “when someone was young.” The subject comes from context or from the rest of the sentence.
Beginner note: If the subject is not clear, add a name or pronoun in the surrounding sentence. But in many natural conversations, Korean speakers leave it out when context is obvious.
Mistake 4: Translating “when I have time” word for word
English says “I have time.” Korean often says 시간이 있어요, which literally feels like “time exists.” So “when I have time” becomes 시간이 있을 때, not a direct word-by-word copy of English.
Mistake 5: Making the sentence too long too early
Beginners sometimes try to translate long English sentences such as “When I have time after work, I usually study Korean with an app for thirty minutes.” It is better to start with a simple core sentence: 시간이 있을 때 한국어를 공부해요. Then add details slowly.
Do not use 언제 for every English “when.” Use 때 to build time phrases, and complete the sentence with a clear final verb.
FAQ
For questions, Korean often uses 언제 eonje when?. For time phrases inside a sentence, Korean often uses 때 ttae time / when.
어릴 때 eoril ttae when I was young is used to talk about childhood or an early life period. The exact subject depends on context.
밥 먹을 때 bap meogeul ttae when eating a meal describes the time or situation of eating. It is useful for mealtime habits.
시간이 있을 때 sigani isseul ttae when you have time literally means “when time exists.” It is useful for suggestions, plans, and free-time routines.
No. 언제 is usually a question word meaning “when?” 때 is used to build time phrases such as 어릴 때 and 밥 먹을 때.
Yes. 때 can mean a time, moment, period, or situation. In many beginner sentences, it translates naturally as “when.”
Yes. You can use phrases such as 바쁠 때 when busy, 아플 때 when sick, and 어릴 때 when young.
때 itself is not a polite ending. The politeness usually comes from the final verb ending, such as 해요, 가요, 먹어요, or 합니다.
Conclusion: Use 때 to Talk About Real Moments in Korean
Learning “when” in Korean becomes much easier when you separate 언제 from 때. Use 언제 when you want to ask “when?” Use 때 when you want to build a phrase like “when I was young,” “when eating,” or “when I have time.”
The phrase 어릴 때 eoril ttae when I was young helps you talk about childhood memories. The phrase 밥 먹을 때 bap meogeul ttae when eating a meal helps you talk about mealtime habits. The phrase 시간이 있을 때 sigani isseul ttae when you have time helps you talk about free time, suggestions, and study routines.
A strong beginner practice is to create three sentences from your own life. Write one memory with 어릴 때, one habit with 밥 먹을 때, and one study sentence with 시간이 있을 때. This will make 때 feel like a real speaking tool, not just a grammar rule.
Make one sentence with 어릴 때, one sentence with 밥 먹을 때, and one sentence with 시간이 있을 때. Say each sentence aloud twice. Then replace the final action with something from your real life. This turns Korean time grammar into speaking practice.
SeungHyun Na writes Korean learning content for beginners and self-learners who want clear explanations, practical sentence patterns, romanized pronunciation, and English meaning in one place.
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This lesson is written for general Korean learning and beginner practice. Korean expressions can change depending on the situation, relationship, formality level, and speaker intention. Your own class, workplace, exam, translation, travel, or official situation may require a different wording choice. Before making important study, teaching, translation, travel, or official decisions, it is helpful to compare this lesson with a trusted teacher, expert, official learning material, or relevant institution.
References
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