臏刑 [膑－]

Jyutping ban3 jing4
Pinyin bìn xíng

Definitions (CC-CEDICT)
  1. removal of the kneecaps (punishment)
Definitions (粵典–words.hk)
  1. 名詞
    削去​受刑人​膝頭​蓋​（​臏​骨​）​，​令​佢​企​唔​到​起身​嘅​酷刑
    removal of the kneecaps (punishment)