Maori ua

← Proto-Austronesian *quzaN (inherited)

← Proto-Oceanic *qusan (inherited)

← Proto-Polynesian *quha (inherited)

← Proto-Malayo-Polynesian *quzan (inherited)

← Proto-Malayo-Polynesian *uʀat (inherited)

→ Samoan ua (cognate)

→ Thao ulhac (cognate)

→ Tongan ʻuha (cognate)