broadcasting vs video

broadcasting and video both are nouns.

Word	Noun	Adjective	Verb	Adverb
broadcasting	Yes	No	No	No
video	Yes	No	No	No

As nouns, video is a hyponym of broadcasting; that is, video is a word with a more specific, narrower meaning than broadcasting:

Other hyponyms of broadcasting include Rediffusion, radio, radiocommunication, wireless, telecasting, television, TV, reception.

broadcasting (noun)	video (noun)
taking part in a radio or tv program	a recording of both the visual and audible components (especially one containing a recording of a movie or television program)
a medium that disseminates via telecommunications	the visible part of a television transmission
	broadcasting visual images of stationary or moving objects
	(computer science) the appearance of text and graphics on a video display