whakaruku
1. (verb) (-a,-hia,-tia) to immerse in water, perform a ritual immersion in water.
Ka mea te tohunga, "Me kawe e koe ki te wai makariri." Ka waha e te tāne tana wahine ki te roto i reira whakaruku ai pērā me te tohutohu a te tohunga (TJ 16/8/1898:7) / The tohunga said, "You must take her to the cold water." The husband carried his wife to the lake and there immersed her in the way the tohunga had instructed.