名詞
嚴重到影響一件事運行／結果嘅問題，事情上做得唔好嘅地方、缺漏（量詞：個） malady; defect; a serious problem which affects the progress or outcome of something
政府貪污呢個弊病，一日唔搞好，一日都難以正名。
政府贪污呢个弊病，一日唔搞好，一日都难以正名。
The government won't be able to rectify its reputation, if its malady of corruption remains unsolved.
Definitions (Wiktionary)
noun
malady; ills (of society) (syn.) 流行病
noun
fault; defect; drawback; downside
Definitions (Kaifangcidian)
（沒有對應漢語詞彙）
Definitions (HSK3.0)
HSK3 七一九级词汇表 #169
Examples (粵典–words.hk)
Cantonese
弊病
弊病
bai6 beng6
defect; issue
Cantonese
政府贪污呢个弊病，一日唔搞好，一日都难以正名。
政府貪污呢個弊病，一日唔搞好，一日都難以正名。
The government won't be able to rectify its reputation, if its malady of corruption remains unsolved.