係威係勢 [系－系势]

Jyutping hai6 wai1 hai6 sai3
Pinyin xì wēi xì shì

Definitions (CC-CANTO)
  1. to bluster; the behavior of trying to act smart and being arrogant; to be in the limelight
Definitions (粵典–words.hk)
  1. x
Definitions (Kaifangcidian)
  1. 夠氣派 – 够气派
  2. 煞有介事
  3. 風頭十足 – 风头十足
  4. 像那麼回事 – 像那么回事