intransitive. To make dogmatic assertions, to represent as an undeniable truth; to speak authoritatively or imperiously (upon a subject) without…

To display, exhibit, expose; to set forth, expound, demonstrate. ? Now rare.

transitive. To establish, formulate definitely (a principle, rule); to prescribe (a course of action, limits, etc.).

intransitive. To perform the functions of a pontiff or other bishop; spec. to preside over a solemn high mass.

intransitive. To comment or speak in the manner of a pundit or expert.