(verb) to refrain from speaking, be silent, sulk.
(stative) be dumb, quiet, incommunicative, not talkative, silent, taciturn, passive.
The whanau wishes Cris and Cru would be hāngū.
The whānau wants someone to make Cris and Cru hāngū.
The Police want to know what happened to Cris and Cru but the whanau has elected to remain whakakeke.
Maori leaders want New Zealand to save their language but remain whakakeke on the appalling statistics of the abuse of their tamariki.