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客气 describes politeness between people, but it can also reveal how close or distant their relationship feels.
You have probably heard 不客气, 别客气 and 太客气了. Dictionaries often translate 客气 (kèqi) as “polite”, but that misses an important social layer. The word can suggest the careful courtesy shown to a guest. Learning when people invite you to stop being 客气 helps Mandarin conversations feel warmer and less textbook-like.
What Does 客气 Actually Mean?
客气 often appears when people are considerate but not yet completely familiar.
客气 can mean courteous, modest or formal. The character 客 means “guest”, which offers a useful clue: 客气 often describes the respectful distance people maintain when they do not know each other closely.
That is why 别客气 does not literally mean “stop having manners”. Depending on the situation, it can mean “make yourself at home”, “don’t hesitate” or “don’t be so formal with me”. At dinner, a host might say 别客气，多吃一点: “Don’t be shy; have some more.”
Four Common Expressions With 客气
Between close friends, too much formality can create distance.
不客气 is the standard beginner reply to 谢谢: “You’re welcome.” 别客气 invites someone to relax or accept help. 你太客气了 often responds to a gift or special effort and means “You’re too kind” or “You shouldn’t have.”
The most revealing expression is 跟我还客气什么？ Literally, it asks, “Why are you still being polite with me?” Emotionally, it means: “We’re close, so you don’t need to be formal.” Here, reducing 客气 strengthens the relationship rather than encouraging bad manners.
客 also appears in 顾客 (customer) and 客厅 (living room, literally “guest hall”).
客气 vs 礼貌: What Is the Difference?
礼貌 is general good manners; 客气 focuses more on an interaction or relationship.
礼貌 (lǐmào) describes good manners as a general quality: 他很有礼貌 means “He has good manners.” 客气 is more relational: 他对我很客气 means “He is very courteous towards me.”
With strangers or colleagues, 客气 usually shows appropriate respect. Between close friends or relatives, sustained formality may feel as if you are keeping someone at arm’s length. Families, generations and regions vary, so listen to how people speak rather than applying a rigid rule.
Useful Chinese Words and Phrases
- 不客气you’re welcome
- 别客气don’t hesitate; make yourself at home
- 太客气了you’re too kind
- 不用这么客气you don’t need to be so formal
- 有礼貌to have good manners
有需要就跟我说，别客气。
Yǒu xūyào jiù gēn wǒ shuō, bié kèqi.
If you need anything, just tell me. Don’t hesitate.
A Short Everyday Conversation
A: 谢谢你帮我，下次我请你吃饭。
Xièxie nǐ bāng wǒ, xià cì wǒ qǐng nǐ chīfàn.
Thanks for helping me. I’ll treat you to dinner next time.
B: 跟我还客气什么？
Gēn wǒ hái kèqi shénme?
Come on, you don’t need to be so formal with me.
A: 那我就不客气了！
Nà wǒ jiù bú kèqi le!
All right, then I’ll accept!
What Should a Learner Do?
Use 不客气 safely after 谢谢, then notice when hosts or friends say 别客气. They are usually welcoming you, not correcting your manners. A common misunderstanding is to remain highly formal after a friendship becomes close. If someone says 跟我还客气什么？, relax: it is often an invitation to treat them less like a stranger.
For a practical example of 客气 during gift-giving, read our guide to why Chinese people may refuse a gift before accepting it.
Language Spotlight: Taiwan’s Ministry of Education Dictionary
Taiwan’s official Ministry of Education dictionary entry for 客氣 defines its everyday sense as showing a modest and yielding attitude. Its literary examples also show close acquaintances telling each other not to be 客气, confirming that the word is about relationships as well as manners.
Final Takeaway
客气 is not simply “polite”. It can mean “you’re welcome”, “make yourself at home”, “you’re too kind” or even “we’re close, so stop being formal”. Listen for the relationship behind the word, and your Mandarin will sound much more natural.