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Use "catechistical" in a sentence
"He is no less clear for transubstantiation in his great catechistical discourse (c. 37, pp. 534, 535,) for the sacrifice and the altar."
"And when catechistical - religious initiation - instruction was taken out of the schools as a result of the constitutional amendment and replaced by a mandatory course in ethics and religious studies, parents then demanded the Catholic church take over the job even though it no longer had enough priests."