An oligarchical group is a small group of people who have a disproportionate amount of power and influence over a larger population. This type of group is often characterized by wealth, privilege, and control over resources. The term 'oligarchical' comes from the Greek words 'oligo, ' meaning FEW, and 'arche, ' meaning rule. Therefore, an oligarchical group is one in which a FEW individuals have control over the majority.