given to or characterized by argument; "an argumentative discourse"; "argumentative to the point of being cantankerous"; "an intelligent but argumentative child"
having existed from the beginning; in an earliest or original stage or state; "aboriginal forests"; "primal eras before the appearance of life on earth"; "the forest primeval"; "primordial matter"; "primordial forms of life"
of or pertaining to members of the indigenous people of Australia; "an Aboriginal rite"