cleanup vs purification

cleanup and purification both are nouns.

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

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

cleanup (noun)	purification (noun)
the act of making something clean	the act of cleaning by getting rid of impurities
(baseball) the fourth position in the batting order (usually filled by the best batter on the team)	the act of purging of sin or guilt; moral or spiritual cleansing
a very large profit	a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites
	the process of removing impurities (as from oil or metals or sugar etc.)