5 languages in Cook Islands Niue [aka Niuean, "Niuefekai",] Penrhyn [aka Tongareva, Mangarongaro, Penrhynese] Pukapuka [aka Bukabukan, Pukapukan,] Rakahanga-Manihiki [aka Manihiki-Rakahanga,] Southern Cook Islands Māori [aka Māori, Kuki Airani, Te Reo Māori o te ...]