Whākau, v.t. 1. Surround with a net, etc.
2. Place or draw anything round something. Ka whakautia te kaharoa, ara ka whaka-marotia.
Williams Dictionary
whakaū, v.t. 1. Make firm. Kahore i mau te whakau i te toki nei, kei te titanga noa.
2. Establish, constitute, devote to a purpose. Ka haere mai ki roto mai, ka whakaungia te manu hei mokai mana.
3. Keep together, as a body of men. E tu ana a Te Keepa me tona huata, e whakau ana i tona matua kei pakaru (W.M. viii, 150).
4. Bring to land. E tau mai i waho atu o tona tauranga waka, ka whakau mai ki uta (M. xxi).
5. Lay down or deposit a twig or tuft of grass in some spot, with accompanying karakia, to avoid infringement of tapu on first arrival at a place. Kamaka whakau, a rock or other object which was used as a site for such rites.
Williams Dictionary