Meaning of the Sanskrit Word: atatayinah

  atatayinah—the great aggressor    SB 1.9.38
  atatayinah—aggressors    Bg 1.36
  atatayinah—who were endeavoring to kill him    SB 6.8.1, SB 6.8.2, SB 6.8.1-2
  atatayinah—equipped with arms for fighting.    SB 6.7.18
  atatayinah—the aggressor    SB 1.10.1
  atatayinah—of the aggressor    SB 1.7.16

Can't find any compound Sanskrit words containing atatayinah.