煙塵烏 [烟尘乌]

Jyutping jin1 can4 wu1
Pinyin yān chén wū

Definitions (Wiktionary)
  1. noun, Xiamen, Zhangzhou-Hokkien
    soot; cinder
    (syn.) 烟尘, 烏煙塵, 煙垢, 乌烟尘, 烟垢, 煙塵