brotherly

Fraternal  respect  also provides the pronunciation

Components
忄 meaning component

  Meaning component

xinxīn

  

heart

弟 sound,meaning component

  Sound Meaning component

  

younger brother

Evolution

悌 Seal script Shuowen (~100 AD)

Seal script

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

Clerical script

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

Regular script

Modern
Definitions

 

brotherly, respectful; to do one's duty as a younger brother

Most common words with 悌
Freq.
Word
Meaning

to do one's duty as a younger brother

孝悌

filial piety and fraternal duty

孝悌忠信

Confucian moral injunctions of fidelity