Synonyms: Breizh-Nevez ar Chornog, Breizh-Nevez ar Chornôg, Laeaene-Uus-Britannia provints, Lääne-Uus-Britannia provints, Nouvelle-Bretagne occidentale, Nova Bretana Occidental, Nova Bretanha Ocidental, Nova Bretaña Occidental, Nowa Brytania Zachodnia, Nueva Bretana del Oeste, Nueva Bretaña del Oeste, Okcidenta Nov-Britujo, Provincia della Nuova Britannia Ovest, Provinsi Britania Baru Barat, Wes Niu Briten, West New Britain, West New Britain District, West New Britain Province, Zakhidna Nova Britanija, Zapadna Nova Britanija, Zapadnaja Novaja Britanija, astan brytanyay nw ghrby, merku niyu pirittan makanam, seonyubeuliteun ju, xi xin bu lie dian sheng, xinyuburiten zhou, Западна Нова Британия, Западная Новая Британия, Західна Нова Британія