alveolar consonant arrernte language auslan australia australian aboriginal english australian aboriginal pidgin english australian aboriginal sign languages australian english australian kriol language broome pearling lugger pidgin cambridge university press dental consonant digital object identifier english language ethnologue fricative consonant gurindji kriol labial language family languages of australia light warlpiri loyalty islands meriam language mixed language pama-nyungan languages papua new guinea papuan languages pidgin proto-pama-nyungan language queensland queensland kanaka english substratum tiwi language torres strait creole torres strait english torres strait islands unicode velar consonant walmajarri language warlpiri language western desert language