To speak or declaim at great length, especially in a pompous or grandiloquent manner; to harangue.
To make a peroration; to make a formal recapitulation at the end of a speech.
To speak in a patronizing, supercilious or pompous manner, especially at length.
To preside as a bishop, especially at mass.
To act like a pontiff; to express one's position or opinions dogmatically and pompously as if they were absolutely correct.
The status or term of office of a pontiff or pontifex.