油桐
yóu​tóng

tung tree

油 yóu oil

Phonosemantic compound. 氵 represents the meaning and 由 represents the sound.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

由
由 Sound component
yóu cause

Character Evolution

Bronze form
Bronze Mid Warring States ~300 BC
Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartyuw[l][u] flow(ing)

說文解字

《說文》：“油，水。出武陵孱陵西，東南〔北〕入江。从水，由聲。”

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)

桐 tóng, tōng, dòng name applied various trees

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

Components

木
木 Meaning component
mù tree
同
同 Sound component
tóng, tong, tòng together

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Western Zhou ~800 BC
Seal form
Seal Warring States (Chu) 475-221 BC
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 Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld Chinese
Zhengzhangdoːŋ
Unicodedhung

說文解字

榮也。从木同聲。

Sources

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