Meaning of the Sanskrit Word: sasta

  sasta—the chastiser    SB 2.7.38, SB 4.16.4
  sasta—the newly grown grass    SB 4.8.55
  sasta—chastiser    SB 1.12.26
  sasta—the governor    SB 5.10.23
  sasta—the supreme ruler    SB 6.3.7
  sasta—the supreme controller    SB 6.17.11

Can't find any compound Sanskrit words containing sasta.