jiū

examine, scrutinize

Phonosemantic compound. represents the meaning and represents the sound.

Components
穴 meaning component

  Meaning component

xué

  

cave

九 sound component

  Sound component

jiǔ

  

nine

Evolution

究 Bronze script Mid Western Zhou (~900 BC)

Bronze script

Mid Western Zhou (~900 BC)
究 Seal script Shuowen (~100 AD)

Seal script

Shuowen (~100 AD)
究 Clerical script Eastern Han dynasty (25-220 AD)

Clerical script

Eastern Han dynasty (25-220 AD)
究 Clerical script Eastern Han dynasty (25-220 AD)

Clerical script

Eastern Han dynasty (25-220 AD)
究 Regular script Modern

Regular script

Modern
Definitions

 

jiū

examine, investigate; after all; to investigate; to study carefully; Taiwan pr. [jiù]

Most common words with 究
Freq.
Word
Meaning

研究

research

究竟

after all

研究所

research institute

研究生

graduate student

追究

to investigate