空
kōngkòng HSK2

empty

Phonosemantic compound. 穴 represents the meaning and 工 represents the sound.

Components

穴
穴 Meaning component
xué, jué cave
工
工 Sound component
gōng work

Character Evolution

Bronze form
Bronze Late Warring States ~250 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (1 of 6 verified)

控腔崆倥箜焢

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartkhuwngkʰˤoŋ hollow, empty; hole
khuwngXkʰˤoŋʔ hollow, empty; hole

說文解字

《說文》：“空，竅也。从穴，工聲。”

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)