oration

A formal speech, especially one given on a ceremonial occasion.

A speech delivered in a high-flown or pompous manner.

To make an address; deliver a speech.

A formal speech or discourse; an eloquent or weighty address.

A prayer; supplication; petition.

Noise; uproar.

To deliver an oration.

An elaborate discourse, delivered in public, treating an important subject in a formal and dignified manner; especially, a discourse having reference to some special occasion, as a funeral, an anniversary, a celebration, or the like; — distinguished from an argument in court, a popular harangue, a sermon, a lecture, etc..

a formal ceremonial speech

To deliver an oration; to speak.