kài

anger

Phonosemantic compound. represents the meaning and represents the sound.

Components
忄 meaning component

  Meaning component

xinxīn

  

heart

is a component form of .

气 sound component

  Sound component

  

air

Evolution

忾 Seal script Shuowen (~100 AD)

Seal script

Shuowen (~100 AD)
忾 Traditional script Modern

Traditional script

Modern
忾 Simplified script Modern

Simplified script

Modern
Definitions

() 

kài

anger, wrath, hatred, enmity; anger

Most common words with 忾
Freq.
Word
Meaning

anger

同仇敌忾

anger against a common enemy (idiom); joined in opposition to the same adversary