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Jyutping do1 hau2 seoi2
Pinyin duō kǒu shuǐ

Definitions (粵典–words.hk)
  1. 形容詞
    引申​為​一個​人​好多​甚至​太多​嘢​講
    to talk so/too much; to be (too) talkative; literally: much saliva
    • 你個人真係好多口水!
      你个人真系好多口水!
      nei5 go3 jan4 zan1 hai6 hou2 do1 hau2 seoi2
      You really talk so much nonsense!
    • 我知我有時比較多口水,唔係個個都想聽我講。
      我知我有时比较多口水,唔系个个都想听我讲。
      ngo5 zi1 ngo5 jau5 si4 bei2 gaau3 do1 hau2 seoi2, m4 hai6 go3 go3 dou1 soeng2 teng1 ngo5 gong2.
      I know that sometimes I talk too much that not everyone wants to listen to me.

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Jyutping do1 hau2 seoi2
Pinyin duō kǒu3shui

Definitions (CC-CANTO)
  1. describes someone who talks too much; very garrulous [colloquial]
Examples (粵典–words.hk)
  1. Cantonese
    你讲嘢唔好咁多口水啦,有你讲冇我哋讲!
    你講嘢唔好咁多口水啦,有你講冇我哋講!
    nei5 gong2 je5 m4 hou2 gam3 do1 hau2 seoi2 laa1, jau5 nei5 gong2 mou5 ngo5 dei6 gong2!
    • Don't speak so much, it seems that this is your talk show and we don't have a chance to speak up.
  2. Cantonese
    你个人真系好多口水!
    你個人真係好多口水!
    nei5 go3 jan4 zan1 hai6 hou2 do1 hau2 seoi2
    • You really talk so much nonsense!
  3. Cantonese
    我知我有时比较多口水,唔系个个都想听我讲。
    我知我有時比較多口水,唔係個個都想聽我講。
    ngo5 zi1 ngo5 jau5 si4 bei2 gaau3 do1 hau2 seoi2, m4 hai6 go3 go3 dou1 soeng2 teng1 ngo5 gong2.
    • I know that sometimes I talk too much that not everyone wants to listen to me.