(): letter, symbol, character

() is a Chinese character meaning “letter.” Classified as HSK Level 1 (HSK 3.0 Standard, CLEC 2022), it is composed of (structural) and (structural). It ranks #393 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, a child 子 in a house 宀; 子 also provides the pronunciation. Its radical form (child) appears in many related characters such as (, son), (xué, to learn), (hái, (bound form) child).

Native pronunciation

Definitions

  1. letter
  2. symbol
  3. character

Etymology & Origin

ideographicA child 子 in a house 宀; 子 also provides the pronunciation

Decomposition: ⿱宀子 (layout: top-bottom)

Stroke Order

1
2
3
4
5
6

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

Words & Compounds

HSK Vocabulary with

WordPinyinMeaningHSK
nounmíng ziname (of a person or thing)1
shù zìnumeral4
nounzì mǔletter (of the alphabet)5
verb/nounqiān zìto sign (one's name)5
nounwén zìcharacter4
nounzì diǎnChinese character dictionary (containing entries for single characters, contrasted with a 詞典|词典[ci2 dian3], which has...3
shí zì lù kǒucrossroads4
nounzì mùsubtitles6
verbshù zì huàto digitize6

Common Compounds

WordPinyinMeaning
zì tiáobrief note
shí zìcross road
xiě zìto write (by hand)
zì yǎnwording
zì miànliteral
shí zìto learn to read
dǎ zìto type (using a keyboard, typewriter or phone etc)
zì míletter puzzle
zì tǐcalligraphic style
zì jìhandwriting
chì zì(financial) deficit
rèn zìto learn to read
zì yàngmodel or template character
zì xíngform of a Chinese character
zì fúcharacter (computing)
100
Total compounds
40
As first character
58
As last character
2
As middle character

appears in 100 compound words: 40 as the first character, 58 as the last, and 2 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 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

shùn
0.559179 co-occurrences
0.549220,146 co-occurrences
0.52978,108 co-occurrences
míng
0.519579,036 co-occurrences
0.49829,922 co-occurrences
miào
0.49795 co-occurrences
shǔ
0.486161,562 co-occurrences
0.47958,104 co-occurrences
huà
0.473188 co-occurrences
xiáng
0.47293 co-occurrences

Idioms & Chengyu (22)

bā zì hú xūHSK 5+

mustache shaped like character 八

phrase
HóngshízìhuìHSK 2+

the Red Cross

Nánshízì ZuòHSK 4+

Crux

pīnyīn wénzìHSK 5+

alphabetic writing; phonetic writing

noun
shēngchén bāzìHSK 7+

eight characters that indicate the year, month, date and double-hour of one's birth, used in fortune-telling

noun
shí zì jià xíngHSK 7+

crucifiction

phrase
shí zì lù kǒuHSK 2+

crossroads; intersection

phrase
tíbǐwàngzìHSK 3+

to forget how to write Chinese characters; to suffer from character amnesia

phrase
xī là zì mǔHSK 7+

Greek alphabet

phrase
yīzì-bāobiǎnHSK 7+

a concise and deliberate choice of words

phrase
yīzì yī lèiHSK 5+

each word is a teardrop; very pitiful; very pathetic

phrase
zài jiǔ wèn zìHSK 5+

a scholarly and inquisitive individual (idiom)

phrase

Showing 12 of 22 idioms containing .

Example Sentences

AI-Generated

他的书法很好,每个都写得非常漂亮。

Tā de shūfǎ hěn hǎo, měi gè zì dōu xiě de fēicháng piàoliang.

His calligraphy is very good; every character is written very beautifully.

三立新聞網Feb 2026

超商换冰拿铁“店员跳针狂问2”真相曝

chāo shāng huàn bīng ná tiě diàn yuán tiào zhēn kuáng wèn 2 zì zhēn xiāng pù

The truth of the supermarket changing ice latte "the clerk jumped the needle and asked 2 words" was exposed

UdnnewsindexFeb 2026

节跳动Seedance 2.0爆红 美影...

zì jié tiào dòng S e e d a n c e 2 . 0 bào hóng měi yǐng . . .

ByteDance Seedance 2.0 became popular...

百度新闻Feb 2026

杭州一步行街被指写错北宋诗人名,“晁冲之”写成“..

háng zhōu yī bù háng jiē bèi zhǐ xiě cuò běi sòng shī rén míng zì , 晁 chōng zhī xiě chéng . .

A pedestrian street in Hangzhou was accused of writing the name of a Northern Song poet wrongly, "Chao Chongzhi" was written as "Chao Chongzhi", "Chao Chongzhi" was written as "Chao Chongzhi", "Chao Chongzhi" was written as "Chao Chongzhi"...

百度新闻Feb 2026

抖音集团李亮:炒作“节是恒科的最大空头”很荒唐也..

dǒu yīn jí tuán lǐ liàng chǎo zuò zì jié shì héng kē de zuì dà kōng tóu hěn huāng táng yě . .

Jitterbug Group's Li Liang: The speculation that "Byte is the biggest short of Henco" is absurd and...

百度新闻Feb 2026

万马奔腾启新程!这支复旦“马”牌拜年天团来送福啦..

mò mǎ bēn téng qǐ xīn chéng ! zhè zhī fù dàn mǎ zì pái bài nián tiān tuán lái sòng fú lā . .

A thousand horses gallop to usher in a new journey! This Fudan "Horse" New Year Greeting Squad is here to bring blessings...

Tatoeba

我能用一下你的典吗?

Wǒ néng yòng yīxià nǐ de zìdiǎn ma?

Can I use your dictionary for a minute?

Tatoeba

你把数记熟了吗?

Nǐ bǎ shùzì jì shú le ma?

Have you learned the number by heart?

Tatoeba

那个名很普通吗?

Nàge míngzi hěn pǔtōng ma?

Is that a common name?

Tatoeba

你会读这个汉吗?

Nǐ huì dú zhège hànzì ma?

Can you read this kanji?

Character Family

Homophones — Characters pronounced

Frequently Asked Questions

What does 字 (zì) mean in Chinese?
字 (zì) primarily means "letter." It is classified as HSK Level 1, making it a beginner-level character. It ranks #393 in character frequency.
How many strokes does 字 have?
字 is written with 6 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 字?
The radical associated with 字 is 子 (child). This radical appears in many characters related to child.
What are the components of 字?
字 is composed of: 宀 (structural), 子 (structural). Its IDS decomposition is ⿱宀子 with a top-bottom layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 字?
Common words with 字 include: 名字 (míng zi, "name (of a person or thing)"); 数字 (shù zì, "numeral"); 字母 (zì mǔ, "letter (of the alphabet)"); 签字 (qiān zì, "to sign (one's name)"); 文字 (wén zì, "character"). There are over 100 compound words containing this character.
What characters sound the same as 字 (zì)?
Several characters share the pronunciation zì: 咨 ((bound form) to consult), 姿 (posture, appearance), 资 (resources), 滋 (to grow), and 3 more. Context and tones help distinguish between them in speech and writing.
Is 字 the same in simplified and traditional Chinese?
Yes, 字 is written the same way in both simplified and traditional Chinese.

Practice writing with real-time feedback

Trace stroke sequences, hear native 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.