motel room vs chamber

motel room and chamber both are nouns.

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

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

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

motel room (noun)	chamber (noun)
a sleeping room in a motel	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

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