ablutionary vs cleansing

ablutionary is not a noun while cleansing is a noun.

Word	Noun	Adjective	Verb	Adverb
ablutionary	No	Yes	No	No
cleansing	Yes	Yes	No	No

As adjectives, ablutionary and cleansing are synonyms defined as:

ablutionary and cleansing: cleansing the body by washing; especially ritual washing of e.g. hands

ablutionary (noun)	cleansing (noun)
	the act of making something clean

ablutionary (adjective)	cleansing (adjective)
cleansing the body by washing; especially ritual washing of e.g. hands	acting like an antiseptic
	cleansing the body by washing; especially ritual washing of e.g. hands