Vietnamese greetings and goodbyes are built around relationships and situations, not one universal pair equivalent to English hello and goodbye. Chào combines with an address term, dạo này ... thế nào? opens a check-in, and ... về trước nhé/ạ turns an announcement of departure into socially coordinated leave-taking.
These are reusable frames rather than a phrasebook list. You can substitute the appropriate person term, time expression, or life domain while preserving the conventional force of the frame. This page covers opening contact, checking in, and taking leave; food-related welcome and hosting belong to Eating, Drinking, and Hospitality Expressions.
Choose an opening by relationship and occasion
| Frame | Communicative job | Register and reach | Productive slot |
|---|---|---|---|
| [self-reference] chào [addressee] (ạ) | relationship-specific greeting | everyday; ạ adds deference | Em chào cô ạ; Cháu chào bác ạ |
| chào + addressee | brief neutral greeting | neutral; common in service and peer contact | Chào anh; Chào các bạn |
| xin chào + audience | public or audience-oriented opening | neutral/formal; presentations, announcements, first contact | Xin chào quý vị; Xin chào mọi người |
| lâu rồi không gặp | recognize a long interval | neutral/informal | often followed by a check-in |
| dạo này + domain + thế nào? | ask for a recent-state update | neutral to informal | công việc, sức khỏe, việc học |
| mới + event + à? | recognize a visible arrival or transition | familiar conversation | mới về, mới đến, mới tan làm |
Em chào cô ạ. Em là Mai, học viên mới của lớp.
Hello, teacher. I'm Mai, a new student in the class.
Xin chào quý vị. Chương trình hôm nay sẽ bắt đầu sau ít phút nữa.
Hello, everyone. Today's program will begin in a few minutes. (formal/public)
Lâu rồi không gặp! Dạo này công việc của bạn thế nào?
Long time no see! How has work been lately?
Xin chào is correct, but it is not mandatory in every encounter. Within an established relationship, em chào cô ạ or simply chào anh often locates the speakers more naturally. In public speech, xin chào quý vị addresses an audience without requiring an age-based term for each listener.
Checking in: productive predicates, bounded answers
The frame dạo này ... thế nào? asks about a recent period. The slot can contain a broad domain, while a person term can appear before or inside the clause.
Dạo này bác ngủ có ngon không ạ?
Have you been sleeping well lately? (younger speaker to an older person)
Việc học dạo này ổn không em?
Are your studies going okay lately? (older speaker to a younger person)
Mới đi làm về à? — Ừ, hôm nay mình về sớm.
Just got home from work? — Yes, I came home early today. (familiar exchange)
Vietnamese check-ins can be informational and relational at once. A short response such as cũng ổn, vẫn khỏe, or dạo này hơi bận is enough; the question does not automatically demand private detail. Đi đâu đấy? and ăn cơm chưa? can similarly maintain contact among familiar people, but they remain real questions whose appropriateness depends on the relationship.
Dạo này bạn thế nào? — Mình vẫn ổn, chỉ hơi bận vì sắp chuyển nhà.
How have you been lately? — I'm doing fine, just a little busy because I'm about to move.
Anh đi đâu đấy? — Anh ra ngoài có chút việc, lát nữa về.
Where are you off to? — I'm going out on a quick errand; I'll be back soon. (familiar speakers)
The broad answer có chút việc protects detail while satisfying the social turn. With an unknown person, the same question could sound intrusive. A conventional frame is not universally intimate.
Complete turns and embedded expressions
A greeting can stand as a whole turn: Chào chị! It can also be embedded in a larger clause that explains purpose or transmits regard.
Em ghé chào cô một tiếng rồi về ạ.
I stopped by to say hello to you before heading home.
Anh cho em gửi lời hỏi thăm hai bác nhé.
Please give my regards to your parents. (younger speaker to an older male)
In gửi lời hỏi thăm, the collocation is fixed around lời “words/message”: literally “send words of inquiry,” conventionally “send one's regards.” English speakers should learn the whole predicate–object frame, then substitute the recipient. Gửi hỏi thăm without lời occurs in some usage, but gửi lời hỏi thăm is the dependable complete expression.
Cho em gửi lời hỏi thăm ông bà nhé.
Please give my regards to your grandparents.
Leave-taking coordinates departure
Vietnamese leave-taking often states who is leaving and how the departure relates to others. The particle or polite frame turns physical movement into a social closing.
| Frame | Use | Nuance |
|---|---|---|
| Mình về trước nhé. | peer/familiar group | announces one's earlier departure and seeks acknowledgment |
| Em xin phép về trước ạ. | junior leaving before a senior | formally requests/marks permission to leave |
| Hẹn gặp lại. | service, public, or neutral closing | “until we meet again”; no exact date required |
| Mai gặp nhé. | known next meeting | casual, concrete continuation |
| Đi đường cẩn thận nhé. | to a departing person | care-oriented send-off |
Em xin phép về trước ạ; sáng mai em sẽ gửi bản hoàn chỉnh cho anh.
Please excuse me for leaving early; I'll send you the complete version tomorrow morning. (junior to senior)
Mình về trước nhé. Mai gặp lại ở văn phòng.
I'm heading off. See you at the office tomorrow. (informal)
Đi đường cẩn thận nhé, đến nơi thì nhắn cho mẹ.
Travel safely, and message Mom when you arrive.
English I'm going now is only a movement statement. Mình về trước nhé packages departure, relative timing, and an appeal for smooth closure. In anh về nhé, anh may be the male speaker's self-reference to a younger listener; it can mean “I'm off,” not “you go home.”
Minimal contrasts in short scenarios
At a conference podium:
Xin chào quý vị. Tôi rất vui được gặp quý vị tại Hà Nội.
Hello, everyone. I'm very pleased to meet you in Hà Nội. (formal/public)
A student entering an office:
Em chào thầy ạ. Thầy cho em hỏi về bài tập tuần này được không ạ?
Hello, teacher. May I ask you about this week's assignment?
Old friends reconnecting:
Lâu rồi không gặp! Dạo này cậu làm gì?
Long time no see! What have you been doing lately? (informal peers)
The expressions cannot be swapped without consequences. Xin chào quý vị sounds audience-directed among two old friends; cậu is too intimate for a speaker who has not established peer familiarity; and em chào thầy ạ explicitly encodes a student-like relation.
A connected conversation
Lan: Em chào chị ạ. Lâu rồi em mới ghé lại cửa hàng. Chị dạo này khỏe không? — Chị Hương: Chị vẫn khỏe, cảm ơn em. Còn công việc của em thế nào? — Lan: Dạ, cũng ổn ạ. Em phải đi đón con nên xin phép về trước. Hôm khác em ghé lâu hơn nhé. — Chị Hương: Ừ, em đi đường cẩn thận. Cho chị gửi lời hỏi thăm anh nhà nhé.
Lan: Hello. It has been a long time since I last stopped by the shop. How have you been? — Hương: I'm well, thank you. How is your work? — Lan: It's going fine. I have to pick up my child, so please excuse me for leaving. I'll stay longer another time. — Hương: Okay, travel safely. Give my regards to your husband.
The same forms structure the whole encounter: em–chị maintains the relationship, dạo này...không? opens mutual updating, xin phép về trước licenses departure, and gửi lời hỏi thăm extends contact to an absent family member. Removing the address terms would erase much of the social organization.
Common Mistakes
1. Translating “hello” with xin chào in every relationship
⚠️ Xin chào mẹ.
Grammatical but unusually presentation-like as an ordinary greeting to one's mother.
✅ Con chào mẹ ạ.
Hello, Mom. (respectful family greeting)
2. Translating “long time no see” word for word
❌ Thời gian dài không thấy bạn.
Unnatural calque in this greeting function.
✅ Lâu rồi không gặp!
Long time no see!
3. Using an intimate check-in with a stranger
❌ Đi đâu đấy?
Potentially intrusive when directed at an unknown person with no interactional reason.
✅ Xin lỗi, cho tôi hỏi lối ra ở đâu ạ?
Excuse me, could you tell me where the exit is? (appropriate stranger contact with a real purpose)
4. Omitting the social frame when leaving early
❌ Em về.
I'm going home. (too bare as a junior's leave-taking from a formal group)
✅ Em xin phép về trước ạ.
Please excuse me for leaving early.
5. Changing a fixed collocation
⚠️ Gửi một lời chào hỏi cho bố mẹ bạn.
Understandable but not the conventional frame for ‘give my regards’ in this context.
✅ Cho mình gửi lời hỏi thăm bố mẹ bạn nhé.
Give my regards to your parents, please.
Key Takeaways
- Build greetings around the actual address relationship; xin chào is useful but not universal.
- Use dạo này + domain + thế nào/ổn không? for productive check-ins.
- Familiar recognition questions can maintain contact, but a brief bounded answer is enough.
- Leave-taking commonly states departure with về trước, xin phép, or nhé.
- Fixed frames such as lâu rồi không gặp and gửi lời hỏi thăm carry conventional force beyond their word-by-word gloss.
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