honky-tonk vs saloon

honky-tonk and saloon both are nouns.

Word	Noun	Adjective	Verb	Adverb
honky-tonk	Yes	No	No	No
saloon	Yes	No	No	No

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

honky-tonk: a cheap drinking and dancing establishment
saloon: a room or establishment where alcoholic drinks are served over a counter

Other hypernyms of honky-tonk include bar, barroom, ginmill, taproom.

honky-tonk (noun)	saloon (noun)
a cheap drinking and dancing establishment	a room or establishment where alcoholic drinks are served over a counter
	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