戇囡仔 [戆－－]

Jyutping ngong6 naam4 zai2
Pinyin gàng nān zǎi

Definitions (Wiktionary)
  1. noun, Min-Nan
    stupid child (affectionate term used by parents)
    (syn.) 戆狗, 戇狗, 戆囝, 戇囝