There are numerous synonyms for the phrase "send-up of famous actor". Some common alternatives include a parody, a spoof, a caricature, an impersonation, a mockery, and a satire. Each of these words can be used to describe a humorous or exaggerated representation of a well-known performer. A parody typically involves imitating the actor's behavior and speech in a comical way, while a caricature may exaggerate physical features. A spoof may take a more lighthearted approach, while a satire may use humor to critique the actor's work or public persona. Regardless of the specific term used, a send-up of a famous actor is meant to be entertaining and amusing.