sanitation vs cleanup

sanitation and cleanup both are nouns.

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

As nouns, cleanup is a hypernym of sanitation; that is, cleanup is a word with a broader meaning than sanitation:

Other hypernyms of sanitation include cleaning, cleansing.

sanitation (noun)	cleanup (noun)
making something sanitary (free of germs) as by sterilizing	the act of making something clean
the state of being clean and conducive to health	(baseball) the fourth position in the batting order (usually filled by the best batter on the team)
	a very large profit