改掉 Origin — Chinese Character Wiki

gǎidiào

break

gǎi change

Phonosemantic compound. 攵 represents the meaning and 己 represents the sound.

Components

jǐ self

Change in sound

改 and 己 don't sound similar in modern Mandarin due to historical phonetic changes. They were more similar in Middle Chinese.
改 kojX
己 kiX

攵 Meaning component

pū tap

攵 is a component form of 攴.

Character Evolution

Clerical form — Clerical Eastern Han 25-220 AD

Regular Modern

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Historical Pronunciations

	Middle Chinese	Old Chinese	Gloss
Baxter-Sagart	kojX	C.qˤəʔ	change (v.)

說文解字

《說文》：“改，更也。从攴、己。”

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)

diào fall, drop

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

Components

扌 Meaning component

shou, shǒu hand

扌 is a component form of 手.

卓 Sound component

zhuó, zhuō profound

Change in sound

掉 and 卓 don't sound similar in modern Mandarin due to historical phonetic changes. They were more similar in Middle Chinese.
掉 dhèu
卓 traewk

Character Evolution

Regular Modern

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Historical Pronunciations

	Middle Chinese	Old Chinese
Zhengzhang		deːwʔ
		deːwɢs
		rneːwɢ
Unicode	dhèu

說文解字

《說文》：“掉，搖也。从手，卓聲。《春秋傳》曰：‘尾大不掉。’”

Sources

Character origin: 漢語多功能字庫
Readings & variants: Unicode
Historical pronunciations: Zhengzhang Shangfang
Historical images: Academia Sinica
Etymology: Shuowen Jiezi (說文解字)

改 gǎi change

Components

Character Evolution

Historical Pronunciations

說文解字

Sources

掉 diào fall, drop

Components

Character Evolution

Historical Pronunciations

說文解字

Sources

gǎi change

diào fall, drop