nāku - mine, realised possession, it was done by me (ā category)
Nāu i horoi, nāku i tāora.You washed, I dried.Past agent emphatic - nā - agent emphatic
Ehara nāku tēnei.That is not mine.Negating nāku possessives - Ehara i...
Ehara nāku te karakia i taki.I was not the one who recited the prayer.
Ehara nāku te karakia i taki, nā Aroha kē.I was not the one who recited the prayer, it was Aroha.
Ehara nāku i whakapai te māra.I did not fix the garden.
Pāpā, nāku kē i raka te whare, nā Pita i whakaweto te hikohiko. Kua pai tātou.Pāpā, I locked the house. Pita turned the power off. We are fine.