Emcee
Part of speech: noun
Definition: Variation of MC, master of ceremonies (host of a game show or function).
Part of speech: verb
Definition: Act as the master of ceremonies
Example sentence: I just enjoyed bar mitzvahs as a kid, and there was this company in the Detroit area where I grew up, and I think they recruited me as a party dancer - you know, like, you dance around and pass out glow sticks. I quickly rose in the ranks and, within a year, became an emcee, which was kind of unheard of.
Compere
Part of speech: noun
Definition: A master of ceremonies in a television, variety or quiz show. Also used more generally for any master of ceremonies.
Part of speech: verb
Definition: To act as compere.