dried out

An old  tree  also provides the pronunciation

Components
木 meaning component

  Meaning component

  

tree

古 sound,meaning component

  Sound Meaning component

  

old

Evolution

枯 Seal script Shuowen (~100 AD)

Seal script

Shuowen (~100 AD)
枯 Clerical script Cao Wei (Three Kingdoms: 222-280 AD)

Clerical script

Cao Wei (Three Kingdoms: 222-280 AD)
枯 Regular script Modern

Regular script

Modern
Definitions

 

dried out, withered, decayed; dried up

Most common words with 枯
Freq.
Word
Meaning

枯燥

dry and dull

dried up

枯萎

to wilt

枯竭

used up

干枯

withered