Lewo (lww) is part of the Austronesian family and Austronesian, Malayo-Polynesian, Central-Eastern Malayo-Polynesian, Eastern Malayo-Polynesian, Oceanic, Central-Eastern Oceanic, Remote Oceanic, North and Central Vanuatu, Northeast Vanuatu-Banks Islands, Epi, Lamenu-Baki, Lamenu-Lewo class.