有過之而無不及 [－过－－无－－]

Jyutping jau5 gwo3 zi1 ji4 mou4 bat1 kap6
Pinyin yǒu guò zhī ér wú bù jí

Definitions (CC-CEDICT)
  1. not to be inferior in any aspects (idiom)
  2. to surpass
  3. to outdo
  4. (derog.) to be even worse
Definitions (粵典–words.hk)
  1. 語句
    只會​超越​某個​人​或者​某樣​嘢​，​而​唔​會​比​唔​上​佢
    to be only better if not equal; to outshine
    • 佢畫畫嘅技巧比起佢師父，真係有過之而無不及。
      佢画画嘅技巧比起佢师父，真系有过之而无不及。
      keoi5 waak6 waa2 ge3 gei6 haau2 bei2 hei2 keoi5 si1 fu2, zan1 hai6 jau5 gwo3 zi1 ji4 mou4 bat1 kap6.
      His drawing skills when compared to his master's, are only better if not equal.
Definitions (Wiktionary)
  1. phrase, idiomatic
    to go even further than; to outdo (usually of something bad)
    (syn.) 有过之无不及, 有過之無不及
Examples (粵典–words.hk)
  1. Cantonese
    佢画画嘅技巧比起佢师父，真系有过之而无不及。
    佢畫畫嘅技巧比起佢師父，真係有過之而無不及。
    keoi5 waak6 waa2 ge3 gei6 haau2 bei2 hei2 keoi5 si1 fu2, zan1 hai6 jau5 gwo3 zi1 ji4 mou4 bat1 kap6.
    • His drawing skills when compared to his master's, are only better if not equal.