room vs seats

room and seats both are nouns.

Word	Noun	Adjective	Verb	Adverb
room	Yes	No	Yes	No
seats	Yes	No	No	No

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

room (noun)	seats (noun)
an area within a building enclosed by walls and floor and ceiling	an area that includes places where several people can sit
the people who are present in a room
space for movement
opportunity for

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