空縫 [－缝]

Jyutping hung1 fung4
Pinyin kōng fèng

Definitions (Wiktionary)
  1. noun, Min-Nan
    chink; crack; crevice
    (syn.) 缝缝儿, 裂縫, 縫仔, 缝仔, 必缝, 縫縫兒, 必痕, 裂痕, 縫, 坼坼, 必縫, 空隙, 缝缝, 縫隙, 必巡, 裂缝, 缝隙, 豁豁, 缝, 縫縫
  2. noun, Min-Nan, figuratively
    flaw; gap; faults (used against somebody); information that can be used against someone
    (syn.) 空榫, 把柄