「為非作歹」

(pos:動詞)
<explanation>
yue:做啲唔道德或者犯法嘅事
eng:to commit crimes; to do evil
<eg>
yue:佢群埋班黑社會四圍為非作歹。 (keoi5 kwan4 maai4 baan1 haak1 se5 wui2 sei3 wai4 wai4 fei1 zok3 daai2.)
eng:He became close with triad gangsters to do evil everywhere.