Maori tau

← Proto-Austronesian *Caqu (inherited)

← Proto-Polynesian *taqu (derived)

← Proto-Polynesian *tau (derived)

← Proto-Polynesian *tau (inherited)

← Proto-Malayo-Polynesian *taqun (derived)

← Proto-Malayo-Polynesian *taʀuq (derived)

← Proto-Malayo-Polynesian *taqu (inherited)

→ Indonesian tahun (cognate)

→ Indonesian taruh (cognate)

→ Malagasy taona (cognate)

→ Maori tauoranga (compound)

→ Malay tahun (cognate)

→ Malay taruh (cognate)

→ Rapa Nui ta'u (cognate)

→ Tetum tau (cognate)

→ Tokelauan tau (cognate)