barroom vs speakeasy

barroom and speakeasy both are nouns.

Word	Noun	Adjective	Verb	Adverb
barroom	Yes	No	No	No
speakeasy	Yes	No	No	No

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

barroom: a room or establishment where alcoholic drinks are served over a counter
speakeasy: (during prohibition) an illegal barroom

Other hyponyms of barroom include barrelhouse, honky-tonk, cocktail lounge, sawdust saloon.

barroom (noun)	speakeasy (noun)
a room or establishment where alcoholic drinks are served over a counter	(during prohibition) an illegal barroom