However, there are related nouns you could use depending on what you want to convey:
Related to the action:
* Telecast: This is the most common noun related to "televise," meaning a program or event broadcast by television.
* Television broadcast: This is a more general term referring to any broadcast by television.
* Transmission: This is a more technical term for the act of sending a signal over a distance, including television broadcasts.
* Broadcasting: This is a general term for the act of transmitting information or entertainment over a distance.
Related to the medium:
* Television: This is the medium itself, not specifically related to the action of "televising."
* TV: This is a shorter form of "television."
Other:
* Televised event: This emphasizes the broadcast of a specific event.
* Coverage: This refers to the television broadcast of a specific event or topic.
The best choice depends on the context of what you are trying to say.