Meaning of the Sanskrit Word: atithayah

  atithayaḥ—guests    SB 6.7.27
  atithayaḥ—guests who come without an invitation    SB 8.16.6
  atithayaḥ—uninvited guests    SB 8.16.7
  atithayaḥ—receiving the guests    SB 8.16.12

Can't find any compound Sanskrit words containing atithayah.