泛酸
fàn​suān

acid reflux

泛 fàn to drift

Phonosemantic compound. 氵 represents the meaning and 乏 represents the sound. Simplified form of 氾.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

乏
乏 Sound component
fá lack

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartphjomHpʰ(r)[o]m-sto float
Zhengzhangpʰoms
bob
Unicodepiæ̀m

說文解字

浮也。从水乏聲。

Sources

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

酸 suān sour, tart

Phonosemantic compound. 酉 represents the meaning and 夋 represents the sound.

Components

酉
酉 Meaning component
yǒu wine
夋
夋 Sound component
qūn to dawdle

Character Evolution

Bronze form
Bronze Warring States 475-221 BC
Seal form
Seal Western Han 202 BC-9 AD
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartswan[s]ˤor sour

說文解字

《說文》：“酸，酢也。从酉，夋聲。關東謂酢曰酸。，籀文酸从畯。”

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)