Meaning of the Sanskrit Word: darusu

  darusu—in wood    SB 1.2.32, SB 3.9.32, SB 5.18.36, SB 7.2.43, SB 7.9.47
  darusu—into pieces of wood    SB 4.9.7
  darusu—in the wood    SB-4.21.35

Can't find any compound Sanskrit words containing darusu.