Aruhe, n. Edible fern root, being the root of Pteridium aquilinum var. esculentum. Kei te pao i te aruhe (T. 157). Ko te pito kumara, me te pirau taro kua kitea e au, ka whai ahau ko te pito aruhe (J. ii, 45). Wai-aruhe, a term applied to one whose death has not been avenged. Ai ! e kore e mahue he wai-aruhe.
Williams Dictionary