popery vs papism

popery and papism both are nouns.

Word	Noun	Adjective	Verb	Adverb
popery	Yes	No	No	No
papism	Yes	No	No	No

As nouns, popery and papism are synonyms defined as:

popery and papism: offensive terms for the practices and rituals of the Roman Catholic Church

popery (noun)	papism (noun)
offensive terms for the practices and rituals of the Roman Catholic Church	offensive terms for the practices and rituals of the Roman Catholic Church
	the beliefs and practices of the Catholic Church based in Rome