駁古 [驳－]

Jyutping bok3 gu2
Pinyin bó gǔ

Definitions (Wiktionary)
  1. verb, Cantonese, verb-object
    to point out inconsistencies in stories; to refute stories
Definitions (Kaifangcidian)
  1. 插嘴
  2. 插話 – 插话