sacerdotalism vs sacerdotal

sacerdotalism is a noun but sacerdotal is not a noun.

Word	Noun	Adjective	Verb	Adverb
sacerdotalism	Yes	No	No	No
sacerdotal	No	Yes	No	No

sacerdotalism (noun)	sacerdotal (noun)
a belief that priests can act as mediators between human beings and God

sacerdotalism (adjective)	sacerdotal (adjective)
	associated with the priesthood or priests
	of or relating to a belief in sacerdotalism