[湿-]

Jyutping leoi6 fung1 sap1 sing3 gwaan1 zit3 jim4
Pinyin lèi fēng shī xìng guān jié yán

Definitions (Wiktionary)
  1. noun
    rheumatoid arthritis
    (syn.) 類風濕關節炎, 类风湿关节炎