敗筆 [败笔]

Jyutping baai6 bat1
Pinyin bài bǐ

Definitions (CC-CEDICT)
  1. a faulty stroke in calligraphy or painting
  2. a faulty expression in writing
Definitions (粵典–words.hk)
  1. 名詞
    寫​得​唔​好​嘅​一​筆​，​亦​引伸​為​一件​事入面​唔​完美​嘅​部分
    the stroke that was not well written; figuratively, flaw in something
    • 個結局係成套戲唯一嘅敗筆。
      个结局系成套戏唯一嘅败笔。
      go3 git3 guk6 hai6 seng4 tou3 hei3 wai4 jat1 ge3 baai6 bat1.
      The ending was the only flaw of the film.
Definitions (Wiktionary)
  1. noun
    faulty stroke in calligraphy or painting
  2. noun
    poor expression, or flaw in writing
  3. noun, figuratively
    bad part
  4. noun, literary
    worn out inkbrush
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）
Examples (粵典–words.hk)
  1. Cantonese
    个结局系成套戏唯一嘅败笔。
    個結局係成套戲唯一嘅敗筆。
    go3 git3 guk6 hai6 seng4 tou3 hei3 wai4 jat1 ge3 baai6 bat1.
    • The ending was the only flaw of the film.