Meaning of the Sanskrit Word: papiyan

  papiyan—sinful    Adi 17.78, Madhya 7.143
  papiyan—vicious    SB 3.9.35
  papiyan—most sinful    SB 4.14.29
  papiyan—the most sinful    SB 5.26.16

Can't find any compound Sanskrit words containing papiyan.