蠶繭絲 [蚕茧丝]

Jyutping caam4 gaan2 si1
Pinyin cán jiǎn sī

Definitions (Wiktionary)
  1. noun, Min-Dong
    natural silk
    (syn.) 蠶絲, 娘仔絲, 蚕丝, 娘仔丝