蛭
zhì

leech

Phonosemantic compound. 虫 represents the meaning and 至 represents the sound.

Components

虫
虫 Meaning component
chóng bug, insect
至
至 Sound component
zhì reach

Character Evolution

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

Historical Pronunciations

Old Chinese
Zhengzhangtiːɡ
tiɡ
tjiɡ

說文解字

蟣也。从虫至聲。

Sources

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