磕磕
kē​kē

knocking

磕 kē hit

Phonosemantic compound. 石 represents the meaning and 盍 represents the sound.

Components

石
石 Meaning component
shí stone
盍
盍 Sound component
hé what? why not?

Character Evolution

Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld Chinese
Zhengzhangkʰaːb
kʰaːd
Unicodekɑp

說文解字

石聲。从石盍聲。

Sources

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