variety show vs revue

variety show and revue both are nouns.

Word	Noun	Adjective	Verb	Adverb
variety show	Yes	No	No	No
revue	Yes	No	No	No

As nouns, revue is a hyponym of variety show; that is, revue is a word with a more specific, narrower meaning than variety show:

variety show: a show consisting of a series of short unrelated performances
revue: a variety show with topical sketches and songs and dancing and comedians

Other hyponyms of variety show include minstrel show, review, music hall, vaudeville.

variety show (noun)	revue (noun)
a show consisting of a series of short unrelated performances	a variety show with topical sketches and songs and dancing and comedians