saloon vs tavern

saloon and tavern both are nouns.

Word	Noun	Adjective	Verb	Adverb
saloon	Yes	No	No	No
tavern	Yes	No	No	No

As nouns, tavern is a hypernym of saloon; that is, tavern is a word with a broader meaning than saloon:

saloon: tavern consisting of a building with a bar and public rooms; often provides light meals
tavern: a building with a bar that is licensed to sell alcoholic drinks

Other hypernyms of saloon include tap house.

saloon (noun)	tavern (noun)
a room or establishment where alcoholic drinks are served over a counter	a building with a bar that is licensed to sell alcoholic drinks
tavern consisting of a building with a bar and public rooms; often provides light meals
a car that is closed and that has front and rear seats and two or four doors