koara - koala
Koara. 1. v.i. Be split open. Kua koara te rakau nei.
2. v.t. Force open. Koaratia te waha.
3. n. A fresh-water fish; also a sea fish.
4. Bad omen. Taku koara te uira i te rangi ko te tohu o te mate na (M. 163).
Williams Dictionary