Meaning of the Sanskrit Word: sritah

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

Can't find any compound Sanskrit words containing sritah.