There are several synonyms for the phrase "deliver a monologue", which essentially means to deliver a long speech or soliloquy in front of an audience. Some of these synonyms include "recite a monologue", "perform a monologue", "speak a monologue", or simply "give a monologue". Other phrases that can be used include "present a monologue", "deliver a soliloquy", or "offer a lengthy speech". No matter which phrase is used, the act of delivering a monologue requires a skilled performer who can captivate the audience with their words and delivery, effectively conveying the story or message being presented.