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Korean Future tense conjugations


Hello, language learners! Welcome back to our journey of mastering Korean.

We are already stepping into the Korean future tense conjugations, having covered all the present and past tenses. This is the last part of our tense studies—exciting! After this, we will focus on studying important grammar points one by one and putting them into practice. It will be more fun!

In this post, we’ll explore two common future conjugations: “-을 거예요” and “-을게요.” While both forms indicate future actions, they are used in different contexts and carry distinct nuances. By the end of this post, you’ll understand when and how to use each form correctly.

Let’s dive in!
(1). ㄹ/을 거예요: “will” or “going to” in English, and it focuses on the speaker’s intention or an expected future event.

Original form: – ㄹ/을 거이다
Most common formality: – ㄹ/을 거예요 (fairly formal)
Extremely formal: – ㄹ/을 겁니다
Informal: – ㄹ/을 거야




How to Form “-ㄹ/을 거예요”
Identify the verb stem: Remove the “다” (da) ending from the verb to find the stem.
Check the verb stem’s batchim(final consonant):
If the verb stem ends in a consonant, add “-을 거예요.”
If the verb stem ends in a vowel, add “-ㄹ 거예요.”


For example
읽다 (to read)
– Remove “다” to get the stem “읽”.
– Since the stem ends in a consonant (batchim), add “-을 거예요.”
– 읽 + 을 거예요 -> 읽을 거예요 (I will read.)

자다 (to sleep)
– Remove “다” to get the stem “자”.
– Since the stem ends in a vowel, add “-ㄹ” as a final consonant and then 거예요.
– 자 + ㄹ 거예요 -> 잘 거예요 (I will sleep.)



Let’s take a look at more examples!

믿다 (to believe) → 믿을 거예요 (will believe)

* Since the verb stem (믿) ends in a batchim, we add the consonant 을 and 거예요.
* Informally, we can change “예요” to “야”. 믿을 거야!(casual)
* 너를 믿을 거예요 : I’ll believe in you.


가르치다 (to teach) → 가르칠 거예요 (will teach)

* Since the verb stem (가르치) ends in a vowel, we add the consonant ㄹ and 거예요.
* Informally, we can change “예요” to “야”. 가르칠 거야!(casual)
* 수학을 가르칠 거예요 : I will teach math.


웃다 (to laugh) → 웃을 거예요 (will laugh)

* Since the verb stem (웃) ends in a batchim, we add the consonant 을 and 거예요.
* Informally, we can change “예요” to “야”. 웃을 거야!(casual)
* 많이 웃을 거예요 : I will laugh a lot.


끝내다 (to finish) → 끝낼 거예요 (will finish)

* Since the verb stem (끝내) ends in a vowel, we add the consonant ㄹ and 거예요.
* Informally, we can change “예요” to “야”. 끝낼 거야!(casual)
* 숙제를 끝낼 거예요 : I will finish my homework.


기억하다 (to remember) → 기억할 거예요 (will remember)

* Since the verb stem (기억하) ends in a vowel, we add the consonant ㄹ and 거예요.
* Informally, we can change “예요” to “야”. 기억할 거야!(casual)
* 그날을 기억할 거예요 : I will remember that day.



Here are irregular ones:


살다 (to live) → 살 거예요 (will live)
* For verbs ending in ㄹ, we simply add 거예요! There’s no need to add 을!


만들다 (to make) → 만들 거예요 (will make)
* For verbs ending in ㄹ, we simply add 거예요! There’s no need to add 을!


짓다 (to build) → 지을 거예요 (will build)

* 짓다 is a “ㅅ” irregular verb.
If you don’t know about these irregular verbs, check out here!


깨닫다 (to realize) → 깨달을 거예요 (will realize)

* 깨닫다 is a “ㄷ”irregular verb.
If you don’t know about these irregular verbs, check out here!


듣다 (to listen to, hear) → 들을 거예요 (will hear)

* 듣다 is a “ㄷ”irregular verb.
If you don’t know about these irregular verbs, check out here!


돕다 (to help) → 도울 거예요 (will help)

* 돕다 is a “ㅂ” irregular verb.
If you don’t know about these irregular verbs, check out here!


* Note that, ㅡ and 르 irregular verbs are conjugated normally here.


바쁘다(to be busy) → 바쁠 거예요 (will be busy)

* We are adding “ㄹ” since the verb stem(쁘) ends in a vowel.

다르다(to be different) → 다를 거예요 (will be different)

* We are adding “ㄹ” since the verb stem(르) ends in a vowel.


(2). ㄹ/을게요: Indicates a future action or intention, often implying a decision made on the spot or as a response to someone.

-ㄹ/을게요” is used to express a future action with a sense of commitment or promise. It often implies that the speaker’s decision is influenced by the listener or the situation. This form is used when the speaker wants to show consideration for the listener’s input or when responding to a situation, similar to making a promise or a responsive decision in English.


Most common formality: – ㄹ/을 거예요 (fairly formal)
Informal: – ㄹ/을 거야


How to Form “-ㄹ/을게요”
Identify the verb stem: Remove the “다” (da) ending from the verb to find the stem.
Check the verb stem’s batchim(final consonant):
If the verb stem ends in a consonant, add “-을게요.”
If the verb stem ends in a vowel, add “-ㄹ게요.”

For example
읽다 (to read)
– Remove “다” to get the stem “읽”.
– Since the stem ends in a consonant (batchim), add “-을게요.”
읽 + 을게요 -> 읽을게요 (I will read.)
Informally, you simply drop the 요 part. 읽을게(casual)

자다 (to sleep)
– Remove “다” to get the stem “자”.
– Since the stem ends in a vowel, add “-ㄹ” as a final consonant and then 게요.
자 + ㄹ게요 -> 잘게요 (I will sleep.)
Informally, you simply drop the 요 part. 잘게(casual)


What’s the main difference between 을 거예요 and 을게요? I know it can be confusing, so let’s look at various examples to see when and how each one is used.

Key Differences

을 거예요 is more neutral and straightforward about future plans or actions.
을게요 often carries a nuance of immediate decision-making or responsiveness, often in the context of social interaction. (There is always a listener!)


Usage Example Comparisons


내일 일찍 일어날 거예요. (I will get up early tomorrow.)
응, 내일 일찍 일어날게요. (Yes, I will get up early tomorrow.)

* The first one simply indicates your plan or intention, regardless of whether there are listeners. The latter, however, implies a listener and is used as a response. So, if someone asks me if I will get up early tomorrow, I would reply with 일찍 일어날게요.


이번 주말에 공부할 거예요. (I’m going to study this weekend.)
알겠어요, 이번 주말에 공부할게요. (Alright, I will study this weekend.)

* The first sentence indicates your plan to study this weekend. The second sentence is a response, perhaps after someone suggested or reminded you to study.


에어컨 끌 거예요. (I’m going to turn off the AC.)
에어컨 끌게요. (If you are okay with it, I’ll turn off the AC.)

* The first sentence simply states the intention to turn off the AC without considering the listener. The second sentence takes the listener into account and suggests turning off the AC if they agree or are okay with it.


좀 쉬어. 내가 요리할게. (Get some rest, I’ll cook for you.)

* In this context, “을게요” is used because you’re addressing someone directly and expressing your intention to cook for them in response to their need for rest.


아 비와? 내가 데리러 갈게. (Oh, is it raining? I’ll come pick you up)

* In this context, “을게요” is used because you are responding to the listener’s situation (it’s raining) and offering to take action (picking them up). This form shows that you are making a decision based on the listener’s circumstances and offering help.


* 을게요 is not used in question forms!

– Will you workout today? 오늘 운동 할 거예요? (운동 할게요?(X))
– I will! (운동 할 거예요.)

* Here, for the response, “운동 할 거예요” is used because you’re stating your plan to work out. Even though you’re answering a question, this form does not imply an action taken in direct response to the listener’s situation, but rather your own intention.
“을게요” implies that your action is influenced by the listener’s situation or request.

If the context were different, such as someone expressing concern about your health, you might use “을게요” to show that your decision to work out is influenced by their concern:

Listener: “You should take care of your health.”
Response: “Okay, I will work out. 운동 할게요.”

* Here, “할게요” shows that your action is a response to their concern.


I know there is a difference between ‘be going to’ and ‘will’ in English, but in Korean, there’s no strict grammar rule distinguishing between them. You can use either 을 거예요 or 게요 depending on the situation—that’s it!

You might also wonder how to say “I will be sleeping” in Korean. One might think to combine the “고 있다 or 는 중이다” (be + -ing) form with the future tense, like “자고 있을 거예요” or “자는 중일 거예요.” While these grammar forms are correct, the meanings are different.

자고 있을 거예요 is used when guessing a situation. For example, if someone asks, “Do you know what he is doing?” you might respond, “He is probably sleeping now,” which translates to “자고 있을 거예요. or 자는 중일 거예요”

So, while both forms are grammatically correct, they are typically used to make educated guesses about what someone is doing, rather than to state your own future actions.

There isn’t a specific grammar form in Korean to express the nuance of “I’ll be studying” as in English.
Instead, we simply use the future tense (거예요).

I’ll be studying tonight : 오늘 밤에 공부 할 거예요
I’ll be traveling next month: 다음달에 여행 할거예요.

Now, let’s practice making sentences together using the past tense.

Let’s get started!


1. Next year, I’ll study Korean hard.
(Next year:내년/ study: 공부하다/ hard: 열심히)

2. I’ll lose weight! (Your will or plan)
Alright, I’ll lose weight. (As a response to someone)
(lose weight:살(을) 빼다)

3. I’m going to read 6 books this month.
(read:읽다/ counting unit for books:권 / this month: 이번달)

4. I’ll not travel to Europe this year.
(travel:여행하다/ Europe:유럽 / this year: 올해)

5. Do you have time this weekend? – I will meet my friends (your plan)
(time:시간 / this weekend:이번주말/ meet:만나다)

6. I will call you again later (as a response)
(call:전화하다 / again: 다시 / later: 나중에)

7. Are you hungry? I’ll buy a burger (for you)
(be hungry: 배고프다 / buy: 사다/ hamburger: 햄버거)

8. What are you going to do next weekend? I’m just going to stay at home.
(next weekend:다음 주말 / to stay = to be:있다 / just: 그냥)

9. I will make lots of Korean friends in Korea
(make: 만들다 / lots of:많이(adverb))

10. Are you going to eat this? Yes, I’m going to eat. (casually)
(eat: 먹다 / this:이거)

11. In 2050, there will be lots of storms.
(be many, much, a lot: 많다 / storm: 태풍)

12. My manager will not be able to attend the meeting.
(manager: 매니저 / attend:참석하다 / meeting: 미팅 or 회의)

13. I will be happier next year.
(happier(more happy): 행복하다 / next year:내년)

14. Next month, I’m just going to take a break. I won’t do anything.
(next month: 다음달/ just: 그냥 / take a break, rest:쉬다/ anything: 아무것도)

15. Will you do it? (As a response) I won’t be busy next week. I’ll do it for sure.
(be busy: 바쁘다/ next week: 다음주/ for sure: 꼭)






1. Next year, I’ll study Korean hard.
(Next year:내년/ study: 공부하다/ hard: 열심히)

내년에 한국어 공부(를) 열심히 할 거예요.

* We put “에” after next year(내년), to indicate the specific time.
* 공부하다 is formed by combining the noun 공부 (study) with the verb 하다 (to do). In this case, adverbs(열심히) can be placed between the noun and 하다.
* When expressing a plan or intention, we use the 을 거예요 form. Since 하다 ends in a vowel, we add ㄹ before 거예요 to form 할 거예요.



2. I’ll lose weight! (Your will or plan)
Alright, I’ll lose weight. (As a response to someone)

(lose weight:살(을) 빼다)

(1) 살 뺄 거예요!
(2) 알겠어요, 살 뺄게요.

* We are talking about will and intention, so the first example will use 을 거예요. Since 빼다 ends in a vowel, we add ㄹ and 거예요 to form 뺄 거예요.
* For the second example, imagine your mom telling you, “Hey, you’ve gained weight.” As a response, you might say, “알겠어요, 살 뺄게요.” (Alright, I’ll lose weight.) I hope you can see the difference clearly!




3. I’m going to read 6 books this month.
(read:읽다/ counting unit for books:권 / this month: 이번달)

이번달에 책 여섯권 읽을 거예요.

* Don’t forget to use “에” for this month (이번달) to indicate a specific time.
* You might have thought of using 이달 for this month since 이 means ‘this.’ However, we actually say this(이) time(번) month (달)!
* For the counting unit for books or notebooks, we use . And with a counting unit, we use native numbers! Remember the order as well: 책(book) – 여섯(6) – 권(counting unit).
* Since 읽다’s verb stem (읽) ends in a batchim, we will add 을 and 거예요 to form 읽을 거예요.



4. I’ll not travel to Europe this year.
(travel:여행하다/ Europe:유럽 / this year: 올해)

올해에 유럽 여행 안 할 거예요.

* For this year, we have two words: 올해 and 이번년. You can use either!
* 여행하다 is formed by combining the noun 여행 (travel) with the verb 하다 (to do). So, 안 (not), 못 (can’t), go in between!
* I’ve mentioned this before, travel to a certain place, we simply say the place name + 여행하다(to travel). You don’t need to put “에” after the place name.




5. Do you have time this weekend? – I will meet my friends (your plan)
(time:시간 / this weekend:이번 주말/ meet:만나다)

이번 주말에 시간(이) 있어요? – 친구(를) 만날 거예요.

* To say “this weekend,” we use 이 (this) + 번 (time) + 주말 (weekend), forming 이번 주말.
* We use the particle 이/가 with the verb 있다, but it’s optional!
* For the question form, just raise your voice at the end! Korean doesn’t use separate grammar parts for Do/Does when forming questions.
* Since you are talking about your plan, we will use ㄹ 거예요 even though you are responding to the listener. Since 만나다’s verb stem (만나) ends in a vowel, we will add ㄹ and 거예요 to form 만날 거예요.



6. I will call you again later (as a response)
(call:전화하다 / again: 다시 / later: 나중에)

나중에 다시 전화 할게요.

* You can start with 다시 (again) if you want to emphasize it!
* Here, I’m responding to someone, so I’ll use ㄹ/을게요. The verb stem of 전화하다 (하) ends in a vowel, so I’ll add ㄹ and 게요 to form 할게요.



7. Are you hungry? I’ll buy a burger (for you)
(be hungry: 배고프다 / buy: 사다/ hamburger: 햄버거)

배고파요? 햄버거 사줄게요.


* “배고프다” is an “ㅡ” irregular verb. When conjugating, we drop the ㅡ. Since the preceding vowel is ㅗ, we conjugate it with 아요, resulting in “배고파요!”
* I won’t specify the “You” part here since it’s clear in context!
* Here, you can say 사줄 거예요 if you want to express your determination (no matter what you say, I’ll buy you a burger). However, if you say 사줄게요, it implies that you are considering the listener’s preference or response. For this situation, I’d use 사줄게요.



8. What are you going to do next weekend? I’m just going to stay at home.
(next weekend:다음 주말 / to stay = to be:있다 / just: 그냥)

다음 주말에 뭐 할거예요? 집에 그냥 있을 거예요.

* 다음 means “next”, 다음 달(next month) 다음 주(next week). 다음 번(next time)
* Keep in mind the general order: subject- time- location – other stuff- verb, even for question forms! Here, we omit the subject and start with the time, and then what(뭐) – verb(할 거예요)
* We use “에” after “집(house)” since the verb is static(있다)!



9. I will make lots of Korean friends in Korea.
(make: 만들다 / lots of:많이(adverb))

한국에서 한국 친구(를) 많이 만들 거예요.

* You can use 한국 친구들(을) for the plural form. In Korean, we often replace plurality with singularity!
* 많이 means “a lot” as an adverb. If you want to say “many friends” using “many” as an adjective, you can say 많은 친구. Both sound natural.
* Since 만들다 already ends with a batchim (ㄹ), we simply add 거예요.



10. Are you going to eat this? Yes, I’m going to eat. (casually).
(eat: 먹다 / this:이거)

이거 먹을 거야? 응 먹을 거야 / 먹을게

* 먹을 거예요 changes to 먹을 거야 in an informal way. 먹을게요 changes to 먹을게 informally.
* When asking, we never use the 을게요 grammar.
* For the response, you can use both 먹을 거야 and 먹을게, but they have different meanings. 먹을 거야 implies “I’ve already planned to eat, so I will eat as I planned.” If you say 먹을게, it implies that you’ve just decided to eat in response to the listener’s suggestion or question.




11. In 2050, there will be lots of storms.
(be many, much, a lot: 많다 / storm: 태풍)

이천이십오년에 태풍이 많을 거예요.

* We use Sino-Korean numbers for dates! Don’t forget to include “년” (year) and “에” when talking about specific dates.

* 많다 is a very versatile verb, so it’s worth getting familiar with it! If you want to express that there are many/a lot of something, you can simply use the verb 많다.

There are many people: 사람이 많아요
There isn’t much stuff: 물건이 많지 않아요. / 안 많아요

* Since the verb stem of 많다 ends in a batchim(ㄶ), we will add 을 and거예요.




12. My manager will not be able to attend the meeting.
(manager: 매니저 / attend:참석하다 / meeting: 미팅 or 회의)

제 매니저(는) 미팅에 참석 못 할 거예요.

* Since it’s my manager, I’ll be formal, using “제” (my) instead of “내” (my, informal).
* We use ‘에’ after ‘미팅’ to indicate ‘to’ or ‘to the’ when we’re talking about going to or participating in a meeting.

* For “not be able to = can’t,” you can use “” grammar here! “참석하다” is a “하다” ending verb as well; we put “못” in between “참석” (attendance) and “하다” (to do).




13. I will be happier next year.
(happier(more happy): 행복하다 / next year:내년)

내년에 더 행복 할 거예요.

* 더 means more, to say “happier” we can say “more happy” in Korean.
* 행복하다 is a 하다-ending verb, but since it’s an adjective, we never separate 행복 + 하다. Adverbs go in front of the entire adjective!




14. Next month, I’m just going to take a break. I won’t do anything.
(next month: 다음 달/ just: 그냥 / take a break, rest:쉬다/ anything: 아무것도)

다음 달에 그냥 쉴 거예요. 아무것도 안 할 거예요.

* 쉬다 means to rest, since it ends in a vowel, we add ㄹ and 거예요.
* I will do nothing = I won’t do anything = 아무것도 안 할 거예요. When you want to say ‘I will do nothing’ in Korean, make sure to include ‘안,’ although it’s not necessary in English.





15. Will you do it? (As a response) I won’t be busy next week. I’ll do it for sure.
(be busy: 바쁘다/ next week: 다음주/ for sure: 꼭)

이거 할 거예요? / 다음 주에 안 바쁠 거예요. 꼭 할게요.

* In the first part, I used 거예요 for ‘I won’t be busy.’ This is because it reflects your original plan and isn’t influenced by the listener. Using 거예요 sounds natural in this context.
However, in the second part, when you are making a promise to someone, it’s more natural to say 할게요 instead of 할 거예요. Saying 할 게요 shows that you are considering the listener. Using 할 거예요 still conveys determination, but it may sound like you’re not considering the listener as much!





Great job!
You’ve been doing an excellent job—keep up the good work!

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