扩 Origin — Chinese Character Wiki

kuò HSK4

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Phonosemantic compound. 扌 represents the meaning and 广 represents the sound. Simplified form of 擴.

Components

扌 Meaning component

shou, shǒu hand

扌 is a component form of 手.

guǎng roof

Change in sound

扩 and 广 don't sound similar in modern Mandarin due to historical phonetic changes. They were more similar in Old Chinese.
扩 *kʷʰˤak
广 *kʷˤaŋʔ

Phonosemantic compound. 扌 represents the meaning and 廣 represents the sound.

扌 Meaning component

shou, shǒu hand

扌 is a component form of 手.

guǎng wide

Change in sound

擴 and 廣 don't sound similar in modern Mandarin due to historical phonetic changes. They were more similar in Old Chinese.
擴 *kʷʰˤak
廣 *kʷˤaŋʔ

	Middle Chinese	Old Chinese	Gloss
Baxter-Sagart	khwak	kʷʰˤak	widen