ARGUMENTATION n.
d applying them to the case in discussion; the operation of inferring propositions, not known or admitted as true, from facts or principles known, admitted, or proved to be true. Which manner of argumentation, how false and naught it is, . . . every man that hath with perceiveth. Tyndale.
ARROGATE v.
To assume, or claim as one's own, unduly, proudly, or presumptuously; to make undue claims to, from vanity or baseless pretensions to right or merit; as, the pope arrogated dominion over kings. He arrogated to himself the right of deciding dogmatically what was orthodox doctrine. Macaulay.