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Jyutping si6 wai6
Pinyin shì wéi

Definitions (Wiktionary)
  1. noun, literary
    technology and process of turning raw materials into products
    (syn.) 工藝, 工艺
  2. noun, literary
    behavior; comportment; conduct
Examples (粵典–words.hk)
  1. Cantonese
    呢件事为我哋开启咗一个新世界。
    呢件事為我哋開啓咗一個新世界。
    ni1 gin6 si6 wai6 ngo5 dei6 hoi1 kai2 zo2 jat1 go3 san1 sai3 gaai3.
    • This opens up a new world for us.
  2. Cantonese
    行事为人都应该要有准则。
    行事為人都應該要有準則。
    hang4 si6 wai4 jan4 dou1 jing1 goi1 jiu3 jau5 zeon2 zak1.
    • We should have a principle when we take action or behave ourselves.
  3. Cantonese
    我奉劝你哋少惹事为妙。
    我奉勸你哋少惹事為妙。
    ngo5 fung6 hyun3 nei5 dei6 siu2 je5 si6 wai4 miu6.
    • I advise you not to stir up trouble.