聪明过头 Origin — Dong Chinese Dictionary

cōng clever, wise Simplified

Phonosemantic compound. 耳 represents the meaning and 总 represents the sound. Simplified form of 聰.

Components

耳 Meaning component

ěr ear

总 Sound component

zǒng collect

Sources

Character origin: 漢語多功能字庫
Readings & variants: Unicode

míng, ming bright

The character was originally depicted moonlight (月) shining through a window (囧). The 囧 component was later reanalyzed as 日 (sun).

Components

囧 Sound Iconic component

jiǒng bright window

The modern form looks similar to 日 (sun).

Change in sound

明 and 囧 don't sound similar in modern Mandarin due to historical phonetic changes. They were more similar in Old Chinese.
明 *mraŋ
囧 *k-mraŋʔ (dialect: *k.mr- > *kʷr-)

Change in form

Due to historical stylistic changes, this component is less similar to 囧 than it was in ancient scripts.

月 Iconic component

yuè, yue moon

Character Evolution

Bronze form — Bronze Early Western Zhou ~1000 BC

Seal form — Seal Warring States (Chu) 475-221 BC

Regular Modern

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Component uses

Sound (0 of 2 verified)

盟萌

Historical Pronunciations

	Middle Chinese	Old Chinese	Gloss
Baxter-Sagart	mjaeng	mraŋ	bright

說文解字

《說文》：“朙，照也。从月，从囧。明，古文朙，从日。”

Sources

Character origin: 季旭昇《說文新證》p.551-552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)

guò, guo pass Simplified

Simplified form of 過. Phonosemantic compound. 辶 represents the meaning and 咼 represents the sound. The 咼 component was simplified to 寸.

Components

辶 Meaning component

chuò walk

辶 is a component form of 辵.

寸 Simplified component

cùn, cun (hand), inch

Shorthand for the 咼 component in the traditional character 過.

Component uses

Sound (0 of 1 verified)

挝

Sources

Readings & variants: Unicode

tóu, tou head Simplified

Phonosemantic compound. 頁 represents the meaning and 豆 represents the sound. The simplified character 头 was adapted from the cursive form of the traditional character 頭.