sea room vs room

sea room and room both are nouns.

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

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

Other hypernyms of sea room include elbow room, way.

sea room (noun)	room (noun)
space for maneuver at sea	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

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