蒙昧
méng​mèi

ignorant

蒙 méng, mēng, měng cover

Original meaning: a parasitic vine

Phonosemantic compound. 艹 represents the meaning and 冡 represents the sound. Originally the name of a plant, later meanings coincide with the original meaning of 冡 (to cover).

Components

艹
艹 Meaning component
cao, cǎo grass
Change in meaning
艹 hints at the original meaning of 蒙, "a parasitic vine", which is no longer the most common meaning of 蒙 in modern Mandarin.
冡
冡 Sound component
méng to cover

Character Evolution

Bronze form
Bronze Warring States 475-221 BC
Bronze form
Bronze Late Warring States ~250 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (0 of 9 verified)

朦檬蠓矇艨礞懞濛曚

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartmuwngmˤoŋ cover (v.)

說文解字

《說文》：“蒙，王女也。从艸，冡聲。”

Sources

Character origin
李學勤 《字源》 p.58
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

昧 mèi obscure

Phonosemantic compound. 日 represents the meaning and 未 represents the sound.

Components

日
日 Meaning component
rì sun
未
未 Sound component
wèi not yet

Character Evolution

Bronze form
Bronze Mid Western Zhou ~900 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Qin 221-206 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Western Jin 266-316 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartmwojHmˤ[u][t]-sdusk; dark
Zhengzhangmɯːds
Unicodemə̀i

說文解字

爽，旦明也。从日未聲。一曰闇也。

Sources

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