thorn

A plant  that pricks also provides the pronunciation

Components

Meaning component
cao, cǎo grass
SoundMeaning component
stab

Character Evolution

Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Old Chinese
Zhengzhangsʰeːɡs
raːds

說文解字

茦也。从艸刺聲。

Sources

Readings & variants
Unicode
Historical pronunciations
Zhengzhang Shangfang
Historical images
Academia Sinica