煤油
méi​yóu

kerosene

煤 méi coal

Phonosemantic compound. 火 represents the meaning and 某 represents the sound.

Components

火
火 Meaning component
huǒ fire
某
某 Sound component
mǒu certain thing or person

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartmwojmˤəsoot; coal
Zhengzhangmɯː

Sources

Readings & variants
Unicode
Historical pronunciations
Baxter-SagartZhengzhang Shangfang

油 yóu oil

Phonosemantic compound. 氵 represents the meaning and 由 represents the sound.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

由
由 Sound component
yóu cause

Character Evolution

Bronze form
Bronze Mid Warring States ~300 BC
Seal form
Seal Shuowen ~100 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartyuw[l][u] flow(ing)

說文解字

《說文》：“油，水。出武陵孱陵西，東南〔北〕入江。从水，由聲。”

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)