Wallaroo is any of three closely related species of moderately large macropod, intermediate in size between the kangaroos and the wallabies, the  word "wallaroo" is from which Australian Aboriginal language of the Yuin–Kuric group that is spoken in the region of Sydney, New South Wales, "walaru"?
Dharug language The Sydney language, also referred to as Darug or Iyora (Eora), is an Australian Aboriginal language of the Yuin–Kuric group that is spoken in the region of Sydney, New South Wales. It is the traditional language of the Darug and Eora peoples.
Nyungar language Nyungar (Nyunga), or Noongar, is an Australian Aboriginal language, or language complex, primarily still spoken by a few hundred members of the Noongar community who live in the southwest corner of Western Australia. The 1996 census recorded 157 speakers, but that number increased to 232 by 2006. The word "Noongar" means "male" in the language; "Yorgah" is the word for the female.