洞鉴
dòng​jiàn

scrutinize

洞 dòng cave

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

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

同
同 Sound component
tóng, tong, tòng together

Character Evolution

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

Historical Pronunciations

Middle ChineseOld Chinese
Zhengzhangdoːŋ
doːŋs
Unicodedhùng
dhung

說文解字

《說文》：“洞，疾流也。从水，同聲。”

Sources

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

鉴 jiàn mirror Simplified

Components

金
金 Meaning component
jīn metal

metal

Sources

Readings & variants
Unicode

鑒 jiàn mirror Traditional

Phonosemantic compound. 金 represents the meaning and 監 represents the sound.

Components

金
金 Meaning component
jīn metal
監
監 Sound component
jiān watch carefully

Character Evolution

Seal form
Seal Late Spring and Autumn ~500 BC
Seal form
Seal Late Spring and Autumn ~500 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Sources

Readings & variants
Unicode
Historical images
Academia Sinica