外 (wài): outside, in addition, foreign

外 (wài) is a Chinese character meaning “outside.” Classified as HSK Level 1 (HSK 3.0 Standard, CLEC 2022), it is composed of 夕 (structural) and 卜 (structural). It ranks #131 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 外 night-time 夕 divinations 卜; the supernatural, the foreign. Its radical form 夕 (evening) appears in many related characters such as 多 (duō, many), 夜 (yè, night), 够 (gòu, enough (sufficient)).

Spoken pronunciation

Definitions

  1. outside
  2. in addition
  3. foreign

Etymology & Origin

外

ideographicNight-time 夕 divinations 卜; the supernatural, the foreign

Decomposition: ⿰夕卜 (layout: left-right)

Stroke Order

1
2
3
4
5

Practice writing 外 with real-time feedback — trace each stroke in the correct order and build muscle memory in the HanziFeed app.

Words & Compounds

HSK Vocabulary with 外

WordPinyinMeaningHSK
外面nounwài miànoutside (also pr. for this sense)2
另外pronoun/adverb/conjunctionlìng wàiadditional4
意外adjective/nounyì wàiunexpected5
外套nounwài tàoouter garment4
以外nounyǐ wàiapart from3
外科nounwài kēsurgery (branch of medicine)6
外表nounwài biǎoexternal6
外婆nounwài pó(coll.) mother's mother5
例外verb/nounlì wàiexception6
外卖verb/nounwài mài(of a restaurant) to provide a takeout or home delivery meal3
外国nounwài guóforeign country2
此外conjunctioncǐ wàibesides4
外出verbwài chūto go out4
外界nounwài jièthe outside world6
外交nounwài jiāodiplomacy6
外公nounwài gōng(coll.) mother's father5
海外nounhǎi wàioverseas5
户外nounhù wàioutdoor5
外部nounwài bùthe outside5
外边nounwài bianoutside1
野外nounyě wàicountryside6
外甥nounwài shēngsister's son6
外来adjectivewài láiexternal6
外形nounwài xíngfigure5
格外adverbgé wàiespecially5
外地nounwài dìparts of the country other than where one is3
郊外nounjiāo wàioutskirts6
外语nounwài yǔforeign language3
外观nounwài guānoutward appearance5
内外nounnèi wàiinside and outside6
中外nounzhōng wàiSino-foreign5
海内外nounhǎi nèi wàidomestic and international6
119
Total compounds
61
As first character
37
As last character
3
As middle character

外 appears in 119 compound words: 61 as the first character, 37 as the last, and 3 in a middle position. Compound statistics computed from SUBTLEX-CH and HSK 3.0 vocabulary data.

Strongest Collocations

Characters that most frequently co-occur with 外 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

链liàn
0.747300,844 co-occurrences
部bù
0.668937,180 co-occurrences
另lìng
0.638229,600 co-occurrences
接jiē
0.589324,392 co-occurrences
此cǐ
0.530271,998 co-occurrences
交jiāo
0.503158,638 co-occurrences
甥shēng
0.4958,638 co-occurrences
除chú
0.45574,744 co-occurrences
借jiè
0.45126,586 co-occurrences
貌mào
0.44113,904 co-occurrences

Idioms & Chengyu (33)

吃里爬外chī lǐ pá wàiHSK 3+

variant of 吃裡扒外|吃里扒外

phrase
崇洋媚外chóngyángmèiwàiHSK 7+

to overly admire foreign things

phrase
出乎意外chū hū yì wàiHSK 3+

beyond expectation (idiom); unexpected

phrase
出门在外chū mén zài wàiHSK 2+

to be away from home; to live away from one's family

phrase
除此之外chúcǐzhīwàiHSK 4+

apart from this; in addition to this

对外贸易duìwài màoyìHSK 6+

foreign trade; external trade

noun
古今中外gǔjīnzhōngwàiHSK 5+

ancient and modern, Chinese and abroad; all times and all places

phrase
节外生枝jiéwàishēngzhīHSK 6+

new issues or troubles crop up from an already-existing problem

phrase
拒之门外jùzhīménwàiHSK 4+

to deny entry; to reject

phrase
里勾外连lǐ gōu wài liánHSK 7+

to act from inside in coordination with attackers outside; attacked from both inside and out

phrase
泌尿外科mìniào wàikēHSK 7+

urology; urological surgery

noun
内忧外患nèiyōuwàihuànHSK 6+

internal and external troubles; internal upheaval and external invasions

phrase

Showing 12 of 33 idioms containing 外.

Example Sentences

AI-Generated

外面下雨了,你记得带伞出门。

Wàimiàn xià yǔ le, nǐ jìde dài sǎn chūmén.

It's raining outside; remember to bring an umbrella when going out.

百度新闻Feb 2026

谁被虹口新春美到了?中外游客:超出片,太震撼!| ..

shéi bèi hóng kǒu xīn chūn měi dào le ? zhōng wài yóu kè chāo chū piān , tài zhèn hàn ! . .

Who is beautiful by Hongkou New Year? Chinese and foreign tourists: beyond the film, too shocking! | The New Year's Day

百度新闻Feb 2026

中外交流|塞尔维亚举行系列新春庙会活动庆祝中...

zhōng wài jiāo liú sāi ěr wéi yà jǔ háng xì liè xīn chūn miào huì huó dòng qìng zhù zhōng . . .

Sino-Foreign Exchange|Serbia held a series of Lunar New Year temple festivals to celebrate the Chinese...

百度新闻Feb 2026

肥城:外卖小哥的“暖心守护”升级了

féi chéng wài mài xiǎo gē de nuǎn xīn shǒu hù shēng jí le

Feicheng: takeaway brother's "warm heart guardian" upgraded

百度新闻Feb 2026

寒风中的暖流丨贵安新区市场监督管理局为外卖骑手送去..

hán fēng zhōng de nuǎn liú 丨 guì ān xīn ōu shì chǎng jiān dū guǎn lǐ jú wéi wài mài qí shǒu sòng qù . .

Warm Current in the Cold Wind丨Gui'an New District Market Supervision Administration sends takeaway riders...

百度新闻Feb 2026

新春走基层·驻外记者回乡手记丨在中国,感受火箭一飞..

xīn chūn zǒu jī céng zhù wài jì zhě huí xiāng shǒu jì 丨 zài zhōng guó , gǎn shòu huǒ jiàn yī fēi . .

The new year is the first time that a foreign correspondent has returned to his hometown....

Tatoeba

你们对外语感兴趣吗?

Nǐmen duì wàiyǔ gǎn xìngqù ma?

Are you interested in foreign languages?

Tatoeba

这意外是何时发生的?

Zhè yìwài shì héshí fāshēng de?

When did the accident take place?

Tatoeba

你去国外是玩儿还是出差?

Nǐ qùguówài shì wánr háishi chūchāi?

Did you go abroad for pleasure or on business?

Tatoeba

你有没有去过外国?

Nǐ yǒuméiyǒu qù guo wàiguó?

Have you ever been to a foreign country?

Character Family

夕 Radical Family — Characters sharing the evening radical

Related Characters

Homophones — Characters pronounced wài

Frequently Asked Questions

What does 外 (wài) mean in Chinese?
外 (wài) primarily means "outside." It is classified as HSK Level 1, making it a beginner-level character. It ranks #131 in character frequency.
What's the difference between 外 and 里?
外 (wài) and 里 (lǐ) are often confused. antonym. The key distinguishing feature: 外 (outside) vs 里 (inside).
How many strokes does 外 have?
外 is written with 5 strokes. The correct stroke order matters for recognition and handwriting speed — practice with the animated guide above to build proper technique.
What is the radical of 外?
The radical associated with 外 is 夕 (evening). This radical appears in many characters related to evening.
What are the components of 外?
外 is composed of: 夕 (structural), 卜 (structural). Its IDS decomposition is ⿰夕卜 with a left-right layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 外?
Common words with 外 include: 外面 (wài miàn, "outside (also pr. for this sense)"); 另外 (lìng wài, "additional"); 意外 (yì wài, "unexpected"); 之外 (zhī wài, "outside"); 外套 (wài tào, "outer garment"). There are over 119 compound words containing this character.
What characters sound the same as 外 (wài)?
Several characters share the pronunciation wài: 歪 (askew). Context and tones help distinguish between them in speech and writing.
Is 外 the same in simplified and traditional Chinese?
Yes, 外 is written the same way in both simplified and traditional Chinese.

Practice writing 外 with real-time feedback

Trace stroke sequences, hear spoken pronunciation, and build lasting retention with spaced repetition in the HanziFeed app.

Character data sourced from Unihan (Unicode Consortium), SUBTLEX-CH frequency corpus (Cai & Brysbaert, 2010), and Make Me a Hanzi (stroke data). Collocation strength measured via NPMI (Normalized Pointwise Mutual Information). Verified by the HanziFeed linguistics team.

HSK classification follows the HSK 3.0 Standard (Center for Language Education and Cooperation, CLEC, 2022 revision). Idiom data from Wiktionary (CC BY-SA 3.0).

Data last verified: March 2026.