whakawairākau
1. (verb) (-tia) to manure, fertilise, enrich, nourish.
Mā ngā rau o te wao nui a Tāne e whakawairākau te oneone (KA 1/1/1862:17). / The leaves of Tāne's great forest will fertilise the ground.
Synonyms: maniua, wairākau, whakamōmona, whaipainga, whai painga, whāngai