baseball game vs cleanup

baseball game and cleanup both are nouns.

Word	Noun	Adjective	Verb	Adverb
baseball game	Yes	No	No	No
cleanup	Yes	No	No	No

baseball game (noun)	cleanup (noun)
a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs	the act of making something clean
	(baseball) the fourth position in the batting order (usually filled by the best batter on the team)
	a very large profit