tiratiratū,

1. Upright, erect (in bearing).

Kua ‘oki mai rātou ma te tiratiratū i tō rātou ‘autū‘anga.
They came back with their heads held high after their victory.

2. Honest, upright in character.

‘E tangata tiratiratū ‘a Puna.
Puna is an upright man.