咬牙切齿
yǎo​yá​qiè​chǐ

gnash teeth

咬 yǎo bite

Phonosemantic compound. 口 represents the meaning and 交 represents the sound.

Components

口
口 Meaning component
kǒu, kou mouth
交
交 Sound component
jiāo to cross, to mix

Historical Pronunciations

Middle ChineseOld Chinese
Zhengzhangkreːw
ŋɡreːwʔ
qreːw
Unicodegǎu

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Zhengzhang Shangfang

牙 yá tooth

Depicts top and bottom teeth touching each other.

Character Evolution

Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Western Han 202 BC-9 AD
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Three Kingdoms (Cao Wei) 222-280 AD
Regular Modern

Component uses

Sound (7 of 18 verified)

与呀雅耶邪讶鸦芽伢蚜與迓砑岈訝鴉枒玡

Meaning (1 of 2 verified)

穿砑

Unknown (0 of 1 verified)

牚

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartngaem-ɢˤ<r>a tooth

說文解字

《說文》：“牙，牡齒也。象上下相錯之形。，古文牙。”

Sources

Character origin
季旭昇《說文新證》p.139-140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)

切 qiè, qiē cut

Phonosemantic compound. 刀 represents the meaning and 七 represents the sound.

Components

七
七 Sound component
qī seven
刀
刀 Meaning component
dāo knife

Character Evolution

Seal form
Seal Shuowen ~100 AD
Regular Modern

Component uses

Sound (2 of 4 verified)

彻窃砌沏

Meaning (1 of 2 verified)

彻砌

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagarttshet[tsʰ]ˤi[t] cut; urgent

說文解字

《說文》：“切，刌也。从刀，七聲。”

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)

齿 chǐ teeth Simplified

Simplified form of 齒. Pictograph of a mouth full of teeth. The sound component 止 was added later.

Components

止
止 Sound component
zhǐ (foot), stop
𠚕
𠚕 IconicSimplified component
chǐ teeth

Depicts a mouth full of teeth.

Component uses

Meaning (3 of 12 verified)

龄龋龈啮龌龇龅龉龃龆龀𱌮

Sound (1 of 2 verified)

啮龊

Sources

Character origin
季旭昇《說文新證》p.139
Readings & variants
Unicode

齒 chǐ teeth Traditional

Pictograph of a mouth full of teeth. The sound component 止 was added later.

Components

止
止 Sound component
zhǐ (foot), stop
𠚕
𠚕 Iconic component
chǐ teeth

Depicts a mouth full of teeth.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Shang ~1100 BC
Bronze form
Bronze Late Warring States ~250 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Meaning (3 of 15 verified)

齡齮齧齣齦齲齜齵齟齶齱嚙齙齷齬

Sound (1 of 2 verified)

齪嚙

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarttsyhiXt-[k]ʰə(ŋ)ʔ (or *t.ŋ̊əʔ)front teeth

說文解字

《說文》：“齒，口齗骨也。象口齒之形。止聲。，古文齒字。”

Sources

Character origin
季旭昇《說文新證》p.139
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)