Meaning of the Sanskrit Word: sritah

  sritah—took shelter    SB 3.20.3
  sritah—has taken shelter    SB 10.2.20
  sritah—taking shelter of.    Bg 9.12
  sritah—taken shelter of    SB 1.15.13
  sritah—taken shelter    SB 3.21.17

Can't find any compound Sanskrit words containing sritah.