To Remonstrate

1. (intransitive) To object; to express disapproval (with, against).
2. (intransitive, chiefly historical) Specifically, to lodge an official objection (especially by means of a remonstrance) with a monarch or other ruling body.
3. (transitive, often with an object consisting of direct speech or a clause beginning with that) To state or plead as an objection, formal protest, or expression of disapproval.
4. To point out; to show clearly; to make plain or manifest; hence, to prove; to demonstrate.

demur, expostulate