kǎi

sound of sighing

Phonosemantic compound. represents the meaning and represents the sound.

Components

Meaning component
kǒu, kou mouth
Sound component
already

Character Evolution

Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartkhojHC.qʰˤəp-ssigh
Zhengzhangkʰɯːds

說文解字

嘆也。从口旣聲。《詩》曰:“嘅其嘆矣。”

Sources

Readings & variants
Unicode
Historical pronunciations
Baxter-SagartZhengzhang Shangfang
Historical images
Academia Sinica