baseball vs cleanup

baseball and cleanup both are nouns.

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

baseball (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
a ball used in playing baseball	(baseball) the fourth position in the batting order (usually filled by the best batter on the team)
	a very large profit