Meaning of the Sanskrit Word: prthivim

  prthivim—the surface of the earth    Bg 1.19
  prthivim—the whole planet earth    SB 4.25.11
  prthivim—all over the world    SB 5.5.30
  prthivim—the earth    SB 8.11.26
  prthivim—the planet earth    SB 9.6.11
  prthivim—the entire world    SB 9.16.18-19
  prthivim—the world    SB 9.22.37
  prthivim—world    NoI 1

Can't find any compound Sanskrit words containing prthivim.