腎空 [肾－]

Jyutping san6 hung1
Pinyin shèn kōng

Definitions (Wiktionary)
  1. verb, Chinese, Hokkien, Quanzhou, Xiamen, traditional
    to have deficiency of the kidney
    (syn.) 肾虚, 腎虛, 肾亏, 腎虧