uakaha
1. (verb) to be vigorous, forceful, energetic.
Ki a au, ki taku whakaaro mātauranga ā-rata, nā reira a ia i mate ai, he mea taimaha pea te patu i patua ai, i uakaha rānei te patu (MM.TKM 1/5/1855:8). / In my opinion, and with my knowledge as a doctor, the reason he died was probably from a heavy or vigorous blow from a weapon.
2. (modifier) vigorous, strenuous, strong.
3. (noun) vigour, energy, dynamism, enthusiasm.