Ko te oumu hiko he mea hou, he pai-taiao hoki ki te hau tuku iho, oumu hinu ranei, e whakarato ana i te whakamahana puta noa i to waahi. Ma tana hangarau matatau, ka tukuna e te oumu hiko te mana o te pāmahana, kia pai ai te whakamarie me te penapena hiko. Poroporoaki ki te raruraru o te rokiroki wahie me te ngingiha ma te huri ki te oumu hiko, e mahi wahangu ana, me iti rawa te tiaki.