Meaning of the Sanskrit Word: rodhasi

  rodhasi—on the bank    Madhya 1.58, Madhya 13.121, Antya 1.78
  rodhasī—at the edge of the well.    SB 9.19.4
  rodhasi—on the beach of the sea    SB 8.10.5

Can't find any compound Sanskrit words containing rodhasi.