Meaning of the Sanskrit Word: pracakrame

  pracakrame—executed the preliminaries.    SB 2.4.11
  pracakrame—began to.    SB 4.2.17
  pracakrame—attempted.    SB 4.13.1
  pracakrame—proceeded    SB 4.28.10
  pracakrame—endeavored.    SB 8.5.14

Can't find any compound Sanskrit words containing pracakrame.