alehouse vs pothouse

alehouse and pothouse both are nouns.

Word	Noun	Adjective	Verb	Adverb
alehouse	Yes	No	No	No
pothouse	Yes	No	No	No

As nouns, pothouse is a hypernym of alehouse; that is, pothouse is a word with a broader meaning than alehouse:

alehouse: a tavern where ale is sold
pothouse: tavern consisting of a building with a bar and public rooms; often provides light meals

Other hypernyms of alehouse include gin mill, pub, public house, saloon, taphouse.

alehouse (noun)	pothouse (noun)
a tavern where ale is sold	tavern consisting of a building with a bar and public rooms; often provides light meals