purification vs cleanup

purification and cleanup both are nouns.

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

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

Other hypernyms of purification include cleaning, cleansing.

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