Meaning of the Sanskrit Word: ilayam

  ilāyām—for the sake of a cow (or the earth)    SB 3.18.19
  ilāyām—unto his wife named Ilā    SB 4.10.2
  ilāyām—in the womb of Ilā    SB 9.14.15-16
  ilāyām—in another wife, named Ilā    SB 9.24.49

Can't find any compound Sanskrit words containing ilayam.