whakakāngia - burned (pass. of whakakā)
Tuatahi, whakakāngia te umu.First, turn on the oven.Ordindinal numbers (First, second, third...) - tuatahi, tuarua...
Kātahi ka whakakāngia a Pāora te raiti.Then Pāora switched on the light.And then... - kātahi ka...