āinga
1. (noun) driving force, thing driven.
Ki te mea he rangi pai kaua e iti iho i te rima māero te āinga haeretanga i aua hipi i roto i ngā hāora e rua tekau mā whā (TWMNT 4/5/1875:95). / If it's a good day the droving of those those sheep should cover no less than five miles in twenty-four hours.