ㄆㄚˊㄏㄨㄟhuī

  1. 公公姦汙媳婦紅樓夢·》:那裡承望如今這些畜生每日偷狗戲雞爬灰爬灰小叔小叔什麼不知道!」扒灰」。

incest between father-in-law and daughter-in-law, also written 扒灰
inceste