purification vs purgation

purification and purgation both are nouns.

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

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

purification: the act of purging of sin or guilt; moral or spiritual cleansing
purgation: the act of clearing yourself (or another) from some stigma or charge

Other hypernyms of purification include purge, purging.

As nouns, purification and purgation are synonyms defined as:

purification and purgation: a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites

purification (noun)	purgation (noun)
the act of cleaning by getting rid of impurities	purging the body by the use of a cathartic to stimulate evacuation of the bowels
the act of purging of sin or guilt; moral or spiritual cleansing	the act of clearing yourself (or another) from some stigma or charge
a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites	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.)