废热
fèi​rè

waste heat

废 fèi discard, abandon Simplified

Phonosemantic compound. 广 represents the meaning and 发 represents the sound. Simplified form of 廢.

Components

广
广 Meaning component
guǎng roof
发
发 Sound component
fā, fa, fà issue

Sources

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

热 rè hot Simplified

Simplified form of 熱. Phonosemantic compound. 灬 represents the meaning and 埶 represents the sound.

Components

灬
灬 Meaning component
biāo, huǒ fire

灬 is a component form of 火.

执
执 Simplified component
zhí hold in hand

Shorthand for the 埶 component in the traditional character 熱.

Sources

Readings & variants
Unicode

廢 fèi discard, abandon Traditional

Phonosemantic compound. 广 represents the meaning and 發 represents the sound.

Components

广
广 Meaning component
guǎng roof
發
發 Sound component
fā, fa, fà send out

Character Evolution

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 Western Han 202 BC-9 AD
Clerical form
Clerical Three Kingdoms (Cao Wei) 222-280 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartpjojH[p-k]ap-s cast aside
pjojHpat-s great

說文解字

《說文》：“廢，屋頓也。从广，發聲。”

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)

熱 rè hot Traditional

Phonosemantic compound. 灬 represents the meaning and 埶 represents the sound.

Components

灬
灬 Meaning component
biāo, huǒ fire

灬 is a component form of 火.

埶
埶 Sound component
yì, shì art, skill
Change in sound

Character Evolution

Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (1)

爇

Meaning (1)

爇

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartnyetC.nat (or *C.ŋet?)hot

說文解字

《說文》：“熱，溫也。从火，埶聲。”

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)