Meaning of the Sanskrit Word: sasvatam

  śāśvatam—without being subjected to the control of time    Madhya 21.51, Madhya 21.88
  śāśvatam—original    Bg 10.12-13
  śāśvatam—eternal.    Bg 18.62
  sāśvatam—eternal    Bg 18.56

Can't find any compound Sanskrit words containing sasvatam.