手硬 [－－]

Jyutping sau2 ngaang6
Pinyin shǒu yìng

Definitions (CC-CANTO)
  1. noun; stiffness of the hand (not flexible)/capable/tolerant
Definitions (粵典–words.hk)
  1. 形容詞、舊式
    有​本事​（​含​貶義​)
    being capable of