枢 (shū): (bound form) hinge, pivot (usu. fig.)

枢 (shū) is a Chinese character meaning “(bound form) hinge.” Classified as HSK Level 7-9 (HSK 3.0 Standard, CLEC 2022), it is composed of 木 (semantic) and 区 (phonetic). It ranks #2502 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 枢 tree. Its radical form 木 (tree) appears in many related characters such as 本 (běn, (bound form) root), 机 (jī, machine, opportunity), 条 (tiáo, strip).

Spoken pronunciation

Definitions

  1. (bound form) hinge
  2. pivot (usu. fig.)

Etymology & Origin

枢

pictophonetictree

Decomposition: ⿰木区 (layout: left-right)

Stroke Order

1
2
3
4
5
6
7
8

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

Words & Compounds

Common Compounds

WordPinyinMeaning
中枢nounzhōng shūcenter
中枢神经zhōng shū shén jīng(anatomy) central nervous system
枢纽nounshū niǔhub (e.g. of traffic network)
神经中枢shén jīng zhōng shū(anatomy) nerve center
枢机主教nounshū jī zhǔ jiàocardinal (of the Catholic Church)
中枢神经系统nounzhōng shū shén jīng xì tǒngcentral nervous system, CNS
流水不腐,户枢不蠹liú shuǐ bù fǔ , hù shū bù dùlit. flowing water does not rot, nor a door-hinge rust (idiom)
灵枢经líng shū jīngLingshu Jing (Divine Pivot, or Spiritual Pivot), ancient Chinese medical text (c. 1st century BC)
交通枢纽jiāo tōng shū niǔtraffic hub
枢密院nounshū mì yuànprivy council
要枢yào shūimportant hub
户枢不蠹phrasehù shū bù dùlit. a door hinge never becomes worm-eaten
天枢proper-nountiān shūDubhe
枢机nounshū jīcardinal (Catholicism)
枢垣shū yuáncensorate
16
Total compounds
38
As first character
25
As last character
38
As middle character

枢 appears in 16 compound words: 38 as the first character, 25 as the last, and 38 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 枢 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

纽niǔ
0.78827,547 co-occurrences
互hù
0.4792,502 co-occurrences
密mì
0.4794,586 co-occurrences
铁tiě
0.4472,556 co-occurrences
叭bā
0.423120 co-occurrences
交jiāo
0.4186,833 co-occurrences
机jī
0.4083,282 co-occurrences
轴zhóu
0.402394 co-occurrences
通tōng
0.3957,800 co-occurrences
铭míng
0.377212 co-occurrences

Idioms & Chengyu (4)

神经中枢shén jīng zhōng shūHSK 7+

(anatomy) nerve center

phrase
枢机主教shūjī zhǔjiàoHSK 7+

cardinal (official in Catholic Church)

noun
中枢神经zhōng shū shén jīngHSK 7+

(anatomy) central nervous system

phrase
户枢不蠹hùshūbùdùHSK 7+

A door hinge never gets plagued by worms; a rolling stone gathers no moss

phrase

Example Sentences

AI-Generated

工人们正在砍伐病枢,防止虫害蔓延。

gōng rén men zhēng zài kǎn fá bìng shū , fáng zhǐ chóng hài mán yán .

Workers are cutting down diseased trees to prevent the spread of pests.

UdnnewsindexMar 2026

虹桥国际开放枢纽 5年增逾兆GDP

hóng qiáo guó jì kāi fàng shū niǔ 5 nián zēng yú zhào G D P

Hongqiao International Open Hub to Add Over 1 Trillion Yuan to GDP in Five Years

InvestingMar 2026

伊朗重创中东能源命门!全球LNG核心枢纽遭袭,欧盟恐面临长久性能源缺口

yī lǎng chóng chuàng zhōng dōng néng yuán mìng mén ! quán qiú L N G hé xīn shū niǔ zāo xí , ōu méng kǒng miàn lín cháng jiǔ xìng néng yuán quē kǒu

Iran Strikes at the Heart of the Middle East’s Energy Supply! Attack on Global LNG Hub Leaves EU Facing Potential Long-Term Energy Shortage

99 健康网Mar 2026

男人勃不起是什么原因引起的呢?酗酒抑制中枢神经系统功能吗

nán rén bó bù qǐ shì shén má yuán yīn yǐn qǐ de ne ? xù jiǔ yì zhì zhōng shū shén jīng xì tǒng gōng néng ma

What causes men to have an erection? Does alcohol inhibit central nervous system function?

Hk01.comMar 2026

...花旗..若中东金融中心遭打击 增港星安全枢纽吸引力

. . . huā qí . . ruò zhōng dōng jīn róng zhōng xīn zāo dǎ jī zēng gǎng xīng ān quán shū niǔ xī yǐn lì

... Citigroup: If the financial center of the Middle East is hit, it will increase the attractiveness of the Hong Kong Star security hub

UdnnewsindexMar 2026

杜拜等中东枢纽停摆 全球航班陷数年最严重乱象

dù bài děng zhōng dōng shū niǔ tíng bǎi quán qiú háng bān xiàn shǔ nián zuì yán chóng luàn xiàng

Dubai and other Middle Eastern hubs are suspended, and global flights are trapped in the worst chaos in years

Character Family

Semantic Family — Characters sharing the 木 (tree) component

Homophones — Characters pronounced shū

Frequently Asked Questions

What does 枢 (shū) mean in Chinese?
枢 (shū) primarily means "(bound form) hinge." It is classified as HSK Level 7-9, making it an expert-level character. It ranks #2502 in character frequency.
What's the difference between 枢 and 驱?
枢 (shū) and 驱 (qū) are often confused. confusable. The key distinguishing feature: 木 vs 马 (same 区 component).
How many strokes does 枢 have?
枢 is written with 8 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 枢?
The radical associated with 枢 is 木 (tree). This radical appears in many characters related to tree.
What are the components of 枢?
枢 is composed of: 木 (semantic), 区 (phonetic). Its IDS decomposition is ⿰木区 with a left-right layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 枢?
Common words with 枢 include: 中枢 (zhōng shū, "center"); 中枢神经 (zhōng shū shén jīng, "(anatomy) central nervous system"); 枢纽 (shū niǔ, "hub (e.g. of traffic network)"); 神经中枢 (shén jīng zhōng shū, "(anatomy) nerve center"); 枢机主教 (shū jī zhǔ jiào, "cardinal (of the Catholic Church)"). There are over 16 compound words containing this character.
What characters sound the same as 枢 (shū)?
Several characters share the pronunciation shū: 数 (to count), 书 (book), 术 (method), 属 (category). Context and tones help distinguish between them in speech and writing.
Is 枢 the same in simplified and traditional Chinese?
Yes, 枢 is written the same way in both simplified and traditional Chinese.

Practice writing 枢 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.