刻苦
kè​kǔ HSK7

hardworking

刻 kè carve

Phonosemantic compound. 刂 represents the meaning and 亥 represents the sound.

Components

亥
亥 Sound component
hài, jiē 12th terrestrial branch
Change in sound
刂
刂 Meaning component
dāo knife

刂 is a component form of 刀.

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartkhok[kʰ]ˤək cut, engrave

說文解字

《說文》：“刻，鏤也。从刀，亥聲。”

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)

苦 kǔ bitter

Phonosemantic compound. 艹 represents the meaning and 古 represents the sound.

Components

艹
艹 Meaning component
cao, cǎo grass

艹 is a component form of 艸.

古
古 Sound component
gǔ old

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 Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (0 of 1 verified)

楛

Meaning (0 of 1 verified)

楛

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartkhuXkʰˤaʔ bitter

說文解字

大苦，苓也。从艸古聲。

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)