dormitory room vs chamber

dormitory room and chamber both are nouns.

Word	Noun	Adjective	Verb	Adverb
dormitory room	Yes	No	No	No
chamber	Yes	No	Yes	No

As nouns, chamber is a hypernym of dormitory room; that is, chamber is a word with a broader meaning than dormitory room:

Other hypernyms of dormitory room include bedchamber, bedroom, sleeping accommodation, sleeping room.

dormitory room (noun)	chamber (noun)
a large sleeping room containing several beds	a natural or artificial enclosed space
	a room used primarily for sleeping
	a room where a judge transacts business
	an enclosed volume in the body
	a deliberative or legislative or administrative or judicial assembly

dormitory room (verb)	chamber (verb)
	place in a chamber