catechism vs catechismal

catechism is a noun but catechismal is not a noun.

Word	Noun	Adjective	Verb	Adverb
catechism	Yes	No	No	No
catechismal	No	Yes	No	No

catechism (noun)	catechismal (noun)
an elementary book summarizing the principles of a Christian religion; written as questions and answers
a series of questions put to an individual (such as a political candidate) to elicit their views

catechism (adjective)	catechismal (adjective)
	of or relating to a catechism summarizing the principles of Christianity