고생하셨습니다 (gosaenghasyeotseumnida) — The First Thing Koreans Reach For When the Day Is Done
고생하셨습니다
고생하셨습니다 (gosaenghasyeotseumnida) is a formal, polite greeting you offer to someone who has just finished something hard — a way of saying, “I know what that cost you.” The closest English is “Thank you for your hard work,” but the center of gravity in this phrase isn’t thanks — it’s acknowledgement. “Thank you” adds up the benefit I received; 고생하셨습니다 adds up the price you paid.
That’s why this phrase always belongs to the moment after. Behind the back of a coworker closing their laptop at eleven at night. The empty hallway on the evening of moving day, once the last box is in. The retreating figure of a delivery driver who set a package by your door in the rain and turned to go. Backstage after a two-hour show, when the lights go out. Beside a friend walking out of the lecture hall having just handed in the exam. Live in Korea for a single month and you’ll hear this one two or three times a day.
For foreign learners, the hard part isn’t the meaning. The meaning takes ten seconds to memorize. The hard part is who you’re allowed to say it to. The same sentence is warm when you say it to a colleague, and instantly rude when you say it to your department head. Today, let’s draw that line precisely.
Meaning and nuance
First, take the phrase apart. The whole thing is built on one bone: 고생 (gosaeng).
- 고생하다 (gosaenghada): to go through something hard and painful
- -시- (-si-): the honorific infix (it lifts up the person you’re speaking about)
- -었- (-eot-): past tense (the thing is already over)
- -습니다 (-seumnida): the most formal sentence ending
Stack all four — 고생하-시-었-습니다 — and you get 고생하셨습니다 (gosaenghasyeotseumnida). The piece a learner absolutely has to notice is that past-tense -었- (-eot-) sitting in the middle. It is a signal that the work is finished. Say 고생하셨습니다 to someone who still has two more hours to go, and to Korean ears it lands somewhere awkward — closer to “okay, wrap it up already.” For someone still in the middle of it, use 고생 많으십니다 (gosaeng maneusimnida) or 고생하세요 (gosaenghaseyo).
The temperature runs fairly high, too. Attach 고생하셨습니다 to some small errand and it sounds overblown — awkward rather than kind. For the person who brought you a cup of water, 감사합니다 (gamsahamnida) is plenty. This is the card you play when there was sweat involved.
Let’s see it in a real conversation
Scene: Seven in the evening on Emily’s moving day. The ladder truck has just pulled away, and the living room is a mountain of boxes.
Jun-kyung: 자, 이게 마지막 박스. 이건 어디다 놔? Okay, this is the last box. Where should I put it?
Emily: 그냥 아무 데나… 아니다. 준경 씨, 오늘 진짜 고생하셨습니다. Just anywhere… actually, no. Jun-kyung, you really worked hard today.
Jun-kyung: 갑자기 왜 존댓말이야. 무섭게. Why the sudden formal speech? You’re kind of scaring me.
Emily: 이 정도 노동이면 존댓말 나와야지. 아까 사다리차 기사님한테도 고생하셨습니다 하고 인사했잖아, 나. With this much labor, formal speech is the least I can do. I said the same thing to the ladder-truck driver earlier, remember?
Jun-kyung: 아 맞다, 기사님 진짜 빠르시더라. 야, 근데 너도 고생했어. 아침 여섯 시부터 뛰었잖아. Oh right, he was so fast. Hey, but you worked hard too. You’ve been running around since six this morning.
Emily: 그니까. 우리 짜장면 시키자. 이사 첫날은 무조건 짜장면이야. Right? Let’s order jajangmyeon. Moving day is jajangmyeon day, no exceptions.
Emily suddenly switching into formal speech with Jun-kyung, her friend, is not a mistake. Between people who are close, deliberately bumping the formality up one notch means “what you did today is not something I can laugh off.” In Korean, honorifics can create distance — but they also work like this, as a ruler for measuring the size of your gratitude.
Using it this way sounds off
✗ (To the department head heading home before you) 부장님, 고생하셨습니다! (bujangnim, gosaenghasyeotseumnida!) ✓ (To the department head heading home before you) 부장님, 안녕히 가십시오. (bujangnim, annyeonghi gasipsio.) / 오늘 감사했습니다. (oneul gamsahaetseumnida.) → Acknowledging someone’s toil implies that I am evaluating the work they did, so plenty of Koreans feel it sounds presumptuous coming from a junior to a senior. At a company, this greeting basically flows downward, or sideways between equals. With people above you, swapping evaluation for gratitude is always the safe move.
✗ (With two hours of the meeting still to go) 다들 고생하셨습니다. (dadeul gosaenghasyeotseumnida.) ✓ (With two hours of the meeting still to go) 다들 고생 많으십니다. (dadeul gosaeng maneusimnida.) → That past-tense -었- (-eot-) declares the thing over. Use the past tense while work is still in progress and it comes across less as encouragement than as an order to clear out.
Example sentences by situation
① When the coworker who cleared the deadline with you stands up to leave first
Eleven at night. The project you’d been dragging along for two months finally shipped today. The colleague next to you picks up their bag. If the “you’ve worked hard” beat is missing from a moment like this, a Korean office worker feels like they left a greeting half-said.
오늘 정말 고생하셨습니다. 내일은 좀 늦게 나오세요. (oneul jeongmal gosaenghasyeotseumnida. naeireun jom neutge naoseyo.) You really worked hard today. Come in a little late tomorrow.
② To the driver who finished a delivery in a downpour
You open the door and there’s the driver, water dripping off his rain poncho, setting the box down. In a moment like this, a Korean reaches for this phrase before 감사합니다 (gamsahamnida) — because the toll the other person paid is right there in front of your eyes.
비 많이 오는데 고생하셨습니다. 감사합니다. (bi mani oneunde gosaenghasyeotseumnida. gamsahamnida.) It’s pouring out there — you’ve had a rough time of it. Thank you.
③ Greeting someone in the arrivals hall at the airport
A business contact walking out after a twelve-hour flight, or an elder you haven’t seen in ages. It’s the sentence that comes out naturally as you take their suitcase. Lift the ending into something like a question and it softens a great deal.
열두 시간이나 걸리셨죠? 오시느라 고생하셨습니다. (yeoldu siganina geolliyeotjyo? osineura gosaenghasyeotseumnida.) It took a full twelve hours, didn’t it? Thank you for making the trip — that must have been exhausting.
Similar expressions, formal and casual
| Expression | Weight / warmth | Where it belongs |
|---|---|---|
| 고생하셨습니다 (gosaenghasyeotseumnida) | A weighty acknowledgement of the price the other person paid | After the work is over. Colleagues, juniors, delivery drivers. Generally avoided with superiors |
| 수고하셨습니다 (sugohasyeotseumnida) | A bit lighter and more everyday — almost an automatic greeting | The default end-of-workday goodbye at a company. Also handle with care upward |
| 고생 많으셨습니다 (gosaeng maneusyeotseumnida) | The most respectful and the heaviest | After a funeral, after living through something big |
| 애쓰셨습니다 (aesseusyeotseumnida) | Soft and warm | A relatively safe alternative even with people above you |
| 고생했어 / 수고했어 (gosaenghaesseo / sugohaesseo) | Easy, affectionate casual speech | Friends, juniors, family |
| 감사합니다 (gamsahamnida) | Neutral, the safest of all | Works with anyone. First choice for superiors |
So, to sum it up: downward, 고생하셨습니다 (gosaenghasyeotseumnida); upward, 감사합니다 (gamsahamnida). When you’re unsure, go with 감사합니다 (gamsahamnida), and if you really want to name the effort, 애쓰셨습니다 (aesseusyeotseumnida) is as far as the safe line stretches.
Cultural background — the phrase that lets people check in on each other at the end of the day
The hanja behind 고생 (gosaeng) are 苦生: 苦, “bitter,” plus 生, “to live.” Read literally, it’s “living bitterly” — passing through a stretch of time that leaves a bitter taste in your mouth. So 고생하셨습니다 carries, at its root, the picture of “you have come through bitter hours.” That’s also exactly why it looks excessive aimed at someone who just brought you a cup of water. This greeting scales with the size of the bitterness.
It’s no accident, either, that the end-of-day farewell in a Korean workplace is this phrase rather than something like “take care.” It functions almost as a procedure for confirming to one another that you endured the same hours in the same space. When the last shot wraps on a film set, the entire crew passes this greeting around to each other; hikers coming down off a mountain trade it with total strangers. Having struggled together is enough, for a moment, to put you on the same side.
Watch Misaeng (tvN, 2014), the drama about office life, and you’ll hear this greeting recur like a period at the end of each day. The characters don’t say anything especially moving. They simply leave these few syllables behind every time they get up from their desks. The moment a Korean learner becomes able to watch this drama without subtitles, this is the first phrase that lodges itself in your ear.
One more thing worth adding: these days, the instinct to avoid using it with people above you is loosening a little compared with the past. Even so, in front of a boss you’ve just met, an executive from a client company, or an elder much older than you, 감사합니다 (gamsahamnida) is still the side where accidents don’t happen. Once the relationship gets comfortable, there’s no rush — you can move up a notch at a time.
Today’s quiz
You’re a new hire three months in. Your department head is still sitting at his desk, and you’re about to head home first. Which greeting is safest?
- 부장님, 고생하셨습니다. 먼저 갑니다. (bujangnim, gosaenghasyeotseumnida. meonjeo gamnida.) — Sir, you’ve worked hard. I’m heading out first.
- 부장님, 수고하세요. (bujangnim, sugohaseyo.) — Sir, keep up the good work.
- 부장님, 먼저 들어가 보겠습니다. (bujangnim, meonjeo deureoga bogetseumnida.) — Sir, I’ll be heading home first.
See the answer
Answer: 3 — 부장님, 먼저 들어가 보겠습니다. (bujangnim, meonjeo deureoga bogetseumnida.)
Option 1 is risky because it puts a junior in the position of evaluating a senior’s toil — and on top of that, the department head is still working, so the past tense doesn’t fit either. Option 2’s 고생하세요 (gosaenghaseyo) / 수고하세요 (sugohaseyo) are likewise best avoided with people above you. A greeting like option 3, which only talks about your own actions, is the safest. Tack on “오늘 감사했습니다 (oneul gamsahaetseumnida)” — “thank you for today” — and it’s better still.
Definitions and example sentences are from the National Institute of Korean Language’s Basic Korean Dictionary (krdict.korean.go.kr); that portion of this post, including our translations, is licensed under CC BY-SA 2.0 KR.