枢纽
shū​niǔ HSK7

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枢 shū door hinge Simplified

Phonosemantic compound. 木 represents the meaning and 区 represents the sound. Simplified form of 樞.

Components

木
木 Meaning component
mù tree
区
区 Sound component
qū area

Sources

Readings & variants
Unicode

纽 niǔ knot, button Simplified

Phonosemantic compound. 纟 represents the meaning and 丑 represents the sound. Simplified form of 紐.

Components

纟
纟 Meaning component
mì silk

纟 is a component form of 糸.

丑
丑 Sound component
chǒu second earthly branch; (simp.) ugly

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode

樞 shū door hinge Traditional

Phonosemantic compound. 木 represents the meaning and 區 represents the sound.

Components

木
木 Meaning component
mù tree
區
區 Sound component
qū area

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartʔuwqˤ(r)oa kind of elm
tsyhut.qʰ(r)opivot
Zhengzhangkʰjo
Unicodechio

說文解字

戶樞也。从木區聲。

Sources

Readings & variants
Unicode
Historical pronunciations
Baxter-SagartZhengzhang Shangfang
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

紐 niǔ knot, button Traditional

Phonosemantic compound. 糹 represents the meaning and 丑 represents the sound.

Components

糹
糹 Meaning component
mì silk

糹 is a component form of 糸.

丑
丑 Sound component
chǒu second earthly branch; (simp.) ugly

Character Evolution

Seal form
Seal Western Han 202 BC-9 AD
Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartnrjuwXn<r>uʔ fastener

說文解字

《說文》：“紐，系也。一曰結而可解。从糸，丑聲。”

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)