torture chamber vs room

torture chamber and room both are nouns.

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

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

torture chamber (noun)	room (noun)
a room in which torture is inflicted	an area within a building enclosed by walls and floor and ceiling
	the people who are present in a room
	space for movement
	opportunity for

torture chamber (verb)	room (verb)
	live and take one's meals at or in