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Jyutping jan4 do1 hau2 zaap6
Pinyin rén duō kǒu zá

Definitions (粵典–words.hk)
  1. 語句
    人多意​見​多
    many people giving many opinions (and becomes less efficient)
  2. 語句
    人多​流言​、​是非​多​,​守​唔​到​秘密
    many people gossiping, easy to leak a secret