religiousism vs pietism

religiousism and pietism both are nouns.

Word	Noun	Adjective	Verb	Adverb
religiousism	Yes	No	No	No
pietism	Yes	No	No	No

As nouns, religiousism and pietism are synonyms defined as:

religiousism and pietism: exaggerated or affected piety and religious zeal

Other synonyms of religiousism include religionism, religiosity.

religiousism (noun)	pietism (noun)
exaggerated or affected piety and religious zeal	exaggerated or affected piety and religious zeal