SuaviloquyToday’s word

arrogate

Arrogate, v. t. [imp. & p. p. Arrogated; p. pr. & vb. n. Arrogating.]

Etymology: [L. arrogatus, p. p. of adrogare, arrogare, to ask, appropriate to one's self; ad + rogare to ask. See Rogation.]

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.

Shades of meaning

Fernald has no entry of its own for arrogate; he lists it under assume.

Where he writes about it:

He may assume authority or office that is his right; if he assumes what does not belong to him, he is said to arrogate or usurp it. — from assume