rangiriri
1. (noun) common smelt, Retropinna retropinna - slender small silvery endemic freshwater fish that move about in shoals and growing to about 165 mm long. Found throughout Aotearoa/New Zealand. Spawn in the reaches of rivers in summer and autum then dying. Lavae washed to sea, some returning with whitebait, others returning only as adults.
Paionia
1. (loan) (noun) Pioneer - the name of the gunboat used on the Waikato River by the British troops, including in the attack on the pā at Rangiriri.
(Te Kōhure Textbook (Ed. 2): 161-162;)
I te pō o te Parairei, te 30 o Oketopa, ka eke ngā hōia 600 ki runga ki te tima i huaina ko te 'Paionia' (TWM 14/11/1863:1). / On the night of Friday, 30th of October, the soldiers boarded the ship called the 'Pioneer'.