forecastle vs quarters

forecastle and quarters both are nouns.

Word	Noun	Adjective	Verb	Adverb
forecastle	Yes	No	No	No
quarters	Yes	No	No	No

As nouns, quarters is a hypernym of forecastle; that is, quarters is a word with a broader meaning than forecastle:

forecastle: living quarters consisting of a superstructure in the bow of a merchant ship where the crew is housed
quarters: housing available for people to live in

Other hypernyms of forecastle include living quarters.

forecastle (noun)	quarters (noun)
living quarters consisting of a superstructure in the bow of a merchant ship where the crew is housed	housing available for people to live in