gaol vs hoosegow

gaol and hoosegow both are nouns.

Word	Noun	Adjective	Verb	Adverb
gaol	Yes	No	Yes	No
hoosegow	Yes	No	No	No

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

gaol: a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence)
hoosegow: slang for a jail

Other hyponyms of gaol include bastille, holding cell, hoosgow, house of correction, lockup, workhouse.

gaol (noun)	hoosegow (noun)
a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence)	slang for a jail

gaol (verb)	hoosegow (verb)
lock up or confine, in or as in a jail